Event "?" - Site "?" - Date "????.??.??" - Round "?" -
White "KASPAROV" - Black "World" - Result "*" -
Annotator "Alterman,B" - SetUp "1" -
FEN "8/6K1/6P1/3p4/3Q4/5q2/8/1k6 b - - 0 58" - PlyCount "66" -

White's manifesto for a win against 58...Qf5
Arranged into tree form from the copy on 99% Energy's bulletin board, no
moves added.  Very lightly edited by KWR, mostly navigational aids such as
the remark on the first line.  All KWR edits except grammar fixes are in 
[...] or --------in dashes----------.  Position G is here.
-----------------------------------------------------------------------------
59.Qf6 [let us look at some other tries first, before the correct 59 Kh6]

    59...Qg4 60.Qb6+ Kc1 61.Kf7 Qf5+ 62.Ke7 Qe5+ 63.Qe6 
        63...Qg3 64.Qd6 Qg4 65.Qf6 Qe2+ 66.Kf8 +- 
        63...Qg7+ 64.Qf7 Qe5+ 65.Kd7 Qe4 66.g7 Qa4+ 67.Ke6 Qa6+ 68.Kf5 Qf1+
            69.Kg6 Qg2+ 70.Kh6 Qd2+ 71.Kh7 Qh2+ 72.Kg8 Qe5 73.Qf1+ Kc2
            74.Qf2+ +- Kb3 75.Kf7 Qc7+ 76.Kg6 +- 
        63...Qc7+ 64.Kf6 Qf4+ 65.Qf5 Qd6+ 66.Kg5 Qg3+ 67.Kh6 Qd6 [] 68.Qg5+ 
           68...Kc2 69.Qg2+ Kc3 70.Kh7 d4 71.g7 Qc7 72.Kh6 Qd6+ 73.Kh5 Qe5+
               74.Kh4 +- 
           68...Kb1 69.Qg1+ Kc2 70.Kh7 Qe5-only move 
               71.Qg2+
               71.Qf2+ Kb1 72.Qb6+ Ka2 73.g7 
                   73...Qh5+ 74.Qh6 Qf5+ 75.Qg6
                   73...Qf5+ 74.Qg6 Qh3+ 75.Qh6 Qf5+ 76.Kh8 Qe5 

    59...Qd7+ 
        60.Kh6 Qh3+ 61.Kg5
        60.Kf8 Qc8+ 61.Ke7
        60.Qf7 Qg4 
           61.Qb7+ Kc1 62.Qc6+ Qc4
           61.Qf1+ Kc2 
               62.Kf6 d4 63.Qc4+ Kd2 
                   64.Qd5 Qf4+ 65.Qf5 Qd6+ 66.Kg5 Qg3+ 67.Kh6 Qd6
                       68.Qf2+ Kc1 69.Kh7 d3 70.g7 Qd7 71.Qe3+ Kb2
                   64.Qb4+ Kd1
               62.Qf2+ Kc1
           61.Kf8 
               61...d4 
                   62.Qf1+ Kc2 63.Qf2+ Kc3 64.g7 Qc8+ 65.Kf7 Qc4+ == 
                   62.g7 Qc8+ 63.Ke7 Qb7+ 64.Kf6 Qf3+ 65.Kg6 Qg2+ == 66. Kh5
                       Qh3+ 67.Kg5 Qg3+ 68.Kh6 Qe3+ 69.Kh7 Qh3+ 70.Kg8 d3
               61...Qb4+ 
               61...Qc8+

[Main point is that with Black's King on b1, Black manages to get his
counterplay jump-started in time against the Kf8 idea---but after
we induce the King to move to a2, Black won't have enough time.  KWR]

    59.Qb6+!? Interesting attempt. 
        59...Kc2 60.Qf6! D 60...Qd7+ 61.Kf8 
           61...d4 62.g7 Qc8+ 63.Kf7 Qd7+ 64.Kg6 Qe8+ 65.Kh7 Qd7
               66.Kh6 Qh3+ 67.Kg6 +- 
           61...Qc8+ 62.Ke7 Qb7+ 63.Ke6 
               63...Qb6+ 64.Ke5! F# 
                   64...Qb8+ 65.Kf5
                   64...Qb2+ 65.Kf5 +- 
                   64...Qe3+ 65.Kxd5 #70
               63...Qa6+ 64.Kf7! Qa7+ 65.Qe7 Qf2+ 66.Ke8 Qf5 67.g7 +- Qg4 
                   67...Qg6+ 68.Kd7 Kd1 69.Qf8 Qg4+ 70.Kd8 Qh4+ 71.Qe7 +- 
               68.Qe5 d4 69.Kf7 Qf3+ 70.Ke6 Qc6+ 71.Ke7 Qg2 72.Qxd4 +- 
        59...Kc1! 
           60.Qf6 
               60...Qe4 61.Qf1+ Kb2 62.Qf2+ +- (as with 58...Qe4)
               60...Qd7+ 
                   61.Kf8 Qc8+ 62.Ke7 Qb7+ 
                      63.Kd8 Qb8+ 64.Kd7
                      63.Ke6 Qc6+ 64.Kf5 Qc2+ 65.Kg5 Qg2+ 
                          66.Kh5 Qe2+ 67.Kh4 Qh2+
                          66.Kh6 Qh3+ 67.Kg7 Qd7+
                   61.Kh6 Qh3+ 62.Kg5 Qg2+ 63.Kf4
                   61.Qf7 Qg4 
                      62.Kf8 Qc8+
                      62.Qf1+ Kc2 63.Qf2+ Kc1
           60.Qe3+ 
               60...Kd1 
                   61.Qd4+ Kc2
                   61.Kh6 Qf6
               60...Kb2 61.Qd2+ Ka1 
                   61...Kb1
               60...Kb1 
                   61.Kh6 
                      61...d4 62.Qg1+ Ka2 63.g7 Qe6+ 64.Qg6 Qe3+ 65.Kh5 +- 
                      61...Qf6 62.Qg1+ Kb2 63.Qg2+ Kb1 == 64.Qh1+ Kc2
                          65.Qh2+ Kb1 66.Kh7 Qf5 67.Qg1+ Kc2 68.Qd4 Kb1
                   61.Qb3+ Ka1 62.Qb6 d4
                   61.Qd4!! 
                      61...Kc2 62.Qf6! D#
                      61...Qe6 62.Qg1+ Kc2 63.Qg2+ 
                          63...Kb1 
                              64.Kh7 Qf5
                              64.Qf1+ 
                                 64...Kc2 65.Qf6 Qg4 66.Kf7 Qd7+ 67.Kf8 +- 
                                 64...Ka2 65.Qf6
                          63...Kb3 64.Qf3+ Kc4 65.Kh7 +- 
                      61...Ka2 62.Qf6 
                          62...Qg4! 63.Qa6+ Kb1 64.Qb6+ Kc2 A3# 65.Kf7 Qf5+
                              66.Ke7 +- 
                          62...Qd7+ 63.Qf7 A1 
                              63...Qd8 64.Qa7+ Kb2 65.Qb7+ Kc2 66.Kf7
                              63...Qd6 
                                 64.Qf2+ Kb3 65.Kh7 Qd7+ 66.g7 d4
                                 64.Kh7 Qh2+ 65.Kg8 Qe5 66.g7 Qb8+ 67.Qf8 Qb6
                                     68.Qf4! Qe6+ 69.Kf8 Qc8+ 70.Ke7 Qb7+
                                     71.Kf6 Qc6+ 72.Kg5 Qe8 73.Qd2+ #43
                              63...Qg4 64.Kf6 Qf4+ 65.Ke6 Qg4+ 66.Kxd5 #34
                      61...Kc1 62.Kh6 Qh3+ 63.Kg5 Qg3+ 64.Kf6 +- Qf3+ 65.Ke7 +- 
                      61...Qd7+! 62.Kf6 
                          62...Qd6+ 63.Kg5 Qe7+ 64.Qf6 Qe3+ 65.Qf4 Qe7+
                              66.Kh6 Qe6 67.Qf3 d4 68.Kh7 Qd7+ 69.g7 d3
                              70.Kh8 Qd4 == 
                          62...Qc6+ 63.Kg5 Qc1+ 64.Qf4 Qc3 65.Qf5+ Kc1 
                              65...Ka2 66.Kg4

59...Qe6 60.Qd1+ 

    60.Qd3+ Kc1 
        61.Qf3 d4 62.Kh7 d3 63.g7 d2 64.Qc3+ Kb1 == 
        61.Qc3+ Kb1 62.Qd4-White gives the zugzwang 
        61.Kh7 Qe7+ 62.g7 Qh4+ 63.Kg6 Qg4+ == 

    60.Qb4+ Kc2 61.Qf4!? Kb1 
        61...d4 62.Qxd4 +- 
        62.Qf7 Qh3+ 63.Kg5 Qg2+ 64.Kf6 Qb2+ 65.Ke6 Qb6+ == 
        62.Qd4! 
        62.Qf3 d4 63.Kh7 Qd7+ 64.g7 d3 == 

    60.Kg5 Qe7+ 61.Qf6 Qe3+ 62.Qf4 Qc3 63.Qf5+ Ka2

60...Kb2 61.Qd2+ Kb1 

    61...Ka1 62.Qf4 
        62...Kb2 63.Kg5
        62...Ka2 63.Qf3 +- B
        62...Qh3+ 63.Kg5 +- 
        62...Kb1 
           62...d4 63.Qxd4+ Kb1 64.Kg5 Qe7+ 65.Kf5 #49

62.Qd4-White gives the zugzwang: Critical position 

    62.Qd3+ Kc1 63.Kh7 Qe7+ 64.g7 Qh4+ 65.Kg6 Qg4+ 66.Kf6 Qh4+ 67.Kf7 Qf4+ == 

62...Ka2-only move 

    62...Kc2 
        63.Kg7 
           63...Qf5 64.Qf6
           63...Kb1 64.Qg1+ Kc2 65.Qg2+ Kb1 66.Qf1+ Ka2 67.Qf7
           63...Qd7+ 64.Kf6 Qd6+ 65.Kf5 Qd7+ 66.Kg5 Qe7+ 
               67.Kh5 Qe2+ 68.Kh4
               67.Qf6 Qe3+ 68.Qf4 Qe7+ 69.Kh6 Qe6 70.Qf2+ Kb1 71.Qf3 d4
        63.Kg5! 63...Qe7+ 
           64.Kh5 
               64...Qe8 
                   65.Qf6 Qe2+
                   65.Qc5+ Kb1 66.Qd6 d4
                   65.Qf2+ Kc3 66.Qf3+ Kc2
               64...Qe2+ 65.Qg4 Qe5+ 66.Qg5 
                   66...Qh2+ 67.Kg4 Qe2+ 68.Kh3 Qe8 69.g7 Qg8 70.Kg3 +- 
                   66...Qh8+ 67.Kg4 Qg7 68.Qf5+ Kb2
           64.Qf6! 64...Qe3+ 
               65.Qf4 
                   65...Qc3 
                      66.Kf5 Qc8+ 67.Kf6
                      66.Qf5+ 
                          66...Kd1 67.Kh4 Qg7 68.Kg4 d4 69.Qf7 Qe5
                              70.g7 Qe4+ 71.Qf4 +- 
                          66...Kb3 
                              67.Kg4 Qg7 68.Qf7 Qd4+ 69.Kf5 Qf2+ 70.Ke6 Qb6+
                                  71.Kxd5 Kc2 == 
                              67.Qe6 Kc2 68.Kf5 Qf3+ 69.Ke5 Qc3+ 70.Kd6 Qa3+
                                  71.Kc6 Qa6+ 72.Kd7 Qa7+ 73.Ke8 d4
                   65...Qe7+ 66.Kg4 
                      66...d4 67.Qxd4 +- #45
                      66...Qg7 67.Qf5+ Kc3 
                          68.Qf7 Qd4+
                          68.Qf3+ Kc2 69.Qf7 Qd4+ 70.Kg5
                      66...Kc3 67.Qc1+ Kb3 68.Qb1+ Kc3 69.Qa1+ Kc2 70.g7 +- 
               65.Kg4! # 
                   65...Qg1+ 66.Kf5 
                      66...Qf2+ 67.Ke6 Qb6+ 68.Ke5 F# 68...Qb8+ 69.Kf5 +- 
                      66...d4 67.g7 d3 68.Qc6+ Kd2 69.Qg6 Qc5+ 70.Ke4 
                          70...Qc4+ 71.Kf3 Qg8 72.Kf2 Kc1 73.Qc6+ Kd2
                              74.Qf6 Qa2 75.Kg3 Qd5 76.Qg6 +- 
                          70...Qe7+ 71.Kf3 Qe2+ 72.Kg3 Ke1 73.g8=Q d2
                              74.Qf8 +- #13
                   65...Qe4+ 66.Kg3 Qe3+ 67.Kg2 Qe4+ 68.Kf2 
                      68...Qc4 69.g7 Qg4 70.Qc6+ +- 
                      68...Qg4 69.g7
                   65...d4 66.g7 Qg1+ 67.Kh5 d3 68.Qc6+ Kd2 69.Kh6 
                      69...Qg4 70.Qd5 +- 
                      69...Qh2+ 70.Kg6 Qg1+ 71.Kh7 Qa7 72.Qd5 Kc2 73.Kh8 Qa1
                          74.Qc6+ +- Kd2 75.Qg2+ Ke3 76.Kh7 d2 77.g8=Q +- #15

------Back to main line with 62...Ka2--------------------------------------
63.Kg5 Qe7+ 64.Qf6 Qe3+ 65.Qf4 Qg1+ 

    65...Qc3 
        66.Qf5!? 
        66.Kf5! # 
           66...Qg7 67.Qd2+ Kb1 68.Qd1+ Kb2 69.Qxd5 #58
           66...Kb3 67.Qe5 Qc8+ 68.Kg5 Qc1+ 69.Kf6 Qc6+ 70.Qe6 Qc3+
               71.Kf7 Qc7+ 72.Qe7 Qf4+ 73.Kg8 
                   73...Kb2 74.Qf8 Qg4 75.g7 d4 76.Qb4+ Kc1 77.Qc5+ Kb2
                       78.Qe5 +- 
                   73...Kc2 74.g7 d4 
                       75.Qf8

                       75.Kh7 Qf5+ 76.Kh6 Qh3+ 77.Kg6 Qd3+ 78.Kf7 Qf5+
                           79.Qf6 Qd7+ 80.Kg6 Qe8+ 81.Kh7 Qd7 82.Kh6 Qh3+
                           83.Kg6 Qg2+ 84.Qg5 Qc6+ 85.Kh7 +- 
           66...Kb1 67.Qf1+ Kb2 68.Qg2+ Ka1 69.g7 Qc8+ 70.Kg5 Qd8+ 71.Kh6 Qd6+
               72.Qg6 Qh2+ 73.Qh5 Qf4+ 74.Qg5 Qh2+ 75.Kg6 +- 
           66...Ka3 67.Qe5 Qc8+ 68.Kg5 Qc1+ 69.Kf6 Qc6+ 70.Kf7 d4 71.g7 +- 
           66...Qc8+ 67.Kf6 
               67...Qf8+ 68.Kg5 Qe7+ 69.Kh6 Qe6 70.Qf3 B#
               67...Qd8+ 68.Kf7 Qd7+ 69.Kg8 Qe6+ 70.Qf7 Qc8+ 71.Qf8 Qe6+
                   72.Kg7 A
               67...Qc6+ 
                   68.Kg5 Qc3
                   68.Kf7 
                      68...Qd7+ 69.Kg8 Qc8+ 70.Qf8 Qe6+ 71.Kg7 A 
                          71.Kh7 Qh3+
                      68...d4 
                          69.Qxd4 == 
                          69.g7! 69...Qd5+ 70.Kf6 d3 71.Qg4 
                              71...Qc6+ 
                                 72.Ke5 Qc5+ 73.Ke4 
                                     73...Qc4+ 74.Kf3 Qg8 75.Ke3 
                                        75...Ka3 76.Kxd3 +- 
                                        75...Ka1 
                                            76.Kxd3 Qb3+ == 
                                            76.Qd4+ 
                                                76...Kb1 77.Kxd3 #46
                                                76...Ka2 77.Kxd3
                                        75...Kb1 76.Kxd3 +- 
                                     73...Qc6+ 74.Kxd3 +- 
                                 72.Kf5 Qc8+ 73.Kf4 Qc7+ 74.Kf3 Qb7+
                                     75.Ke3 Qb6+ 76.Qd4 +- 
                              71...Qd8+ 72.Kf5 Qd7+ 73.Kf4 +- 
                              71...Qd6+ 72.Kf5 Qd5+ 73.Kf4 Qd6+ 74.Ke3 +- 
                              71...d2 72.g8=Q d1=Q 73.Qg2+ +- 

    65...Qe7+ 66.Kh6 Qe6 67.Qf3 +- B 67...Qd6 68.Qg2+ Kb1 69.Kh7 Qe5
        70.Qh1+ Kc2 71.g7 Qf5+ 72.Kh8 Qf6 73.Qg2+ Kb3 74.Qh3+ Kc2 75.Kh7 +- 

66.Kf6 

    66.Kh5!?
        66...Qh1+ 67.Kg4 Qg2+ 68.Qg3 
            68...Qe4+ 69.Kh3 Qe6+ 70.Kh2 d4 71.Qg5 Qg8 72.g7 d3 73.Qd2+ Ka1
                74.Qc3+ Ka2 75.Qd4 
                    75...Qf7 76.Kg3 Qb3 77.Kf4 +- 
                    75...Qb8+! 76.Kh3 Qb3 77.Kh4 +- 
            68...Qb2! 69.Qf3
        66...d4 67.Qf7+ Kb2 68.Qb7+ Ka1 69.g7 Qh2+ 70.Kg4 Qe2+ 71.Qf3 Qe6+
            72.Qf5 Qe1 73.Kg5 Qc1+ 74.Kf6 Qc6+ 75.Qe6 Qf3+ 76.Ke7 Qb7+
            77.Qd7 Qe4+ 78.Kd6 +- Qg6+ 79.Kc7 Qg3+ 80.Kc8 Qc3+ 81.Qc7 Qh3+
            82.Kd8 Qh4+ 83.Qe7 Qg3 84.Qa7+ Kb1 85.Qxd4 #36
        66...Qd1+
            67.Qg4 Qh1+ 68.Qh4 Qf3+ 69.Kh6 Qe3+ 70.Kh7 Qd3 71.Qg4
            67.Kh4 Qh1+ 68.Kg4 Qg2+ 69.Qg3 Qb2! 
               70.Qc7
               70.Qf3 
               70.Kf5 Qc2+ 71.Kf6 Qc6+

66...Qb6+ 67.Kf7! Key idea 67...Qb7+ 68.Kg8! Qc8+ 69.Qf8 Qe6+ 70.Kg7 A#
    70...Qe5+   [See below]

    70...Kb1 71.Qf1+ 
        71...Kc2 72.Qf6 Qd7+ 73.Kf8 +- 
        71...Ka2 
           72.Qf7 Qg4
           72.Qf6 
               72...Qg4 73.Qa6+ Kb1 74.Qb6+ 
                   74...Kc2 # A3 75.Kf7 
                      75...Qf4+ 
                          76.Ke7 Qe4+ 77.Qe6 Qb4+ 78.Kf6 Qh4+ 79.Ke5 Qe4+
                              80.Kd6 Qd4 81.Qxd5 == 
                          76.Qf6 Qc7+ 77.Ke6 
                              77...Qc6+ 78.Kf5 +- 
                              77...Qb6+ 
                                 78.Kf5 Qf2+ 79.Ke5 
                                     79...Qg3+ 80.Kxd5 +- 
                                     79...Qe2+ 80.Kxd5 == 
                                     79...Qe3+ 80.Kxd5 +- #58
                                 78.Ke5! 
                                     78...Qc7+ 79.Kf5 Qd7+ 80.Kg5 +- 
                                     78...Qb2+ 79.Kf5 +- 
                                     78...Qe3+ 79.Kxd5 +- 
                                     78...Qb8+ 
                                        79.Kxd5 == 
                                        79.Kf5 Qc8+ 80.Kg5 +- 
                      75...Qf5+ 76.Ke7 Qe5+ 77.Qe6 
                          77...Qg7+ 78.Qf7 Qe5+ 79.Kd7 +- 
                          77...Qc7+ 78.Kf6 Qc3+ 79.Qe5 Qc6+ 80.Kg5 +- 
                   74...Ka2 75.Kf7 A2
               72...Qd7+ 73.Qf7 A1 73...Qg4 74.Qa7+ Kb3 75.Qb6+ Ka2 76.Kf7 A2 
                   76...Qf5+ 77.Ke7 Qe5+ 78.Qe6 Qc7+ 79.Ke8 Qb8+ 80.Kf7!
                       80...Qf4+ 
                       80...Qc7+ 81.Qe7 Qf4+
                           82.Kg8 
                           82.Qf6 C
                       80...Qf4+ 81.Qf6 C 81...Qc7+ 82.Qe7 Qf4+ 83.Kg8 Qb8+
                           84.Qf8 +- C1 84...Qe5 85.g7 +- G
                   76...Qf4+ 77.Qf6 C#

    70...Qd7+ 71.Qf7 A1#

    70...Qe4 71.Qf2+ Ka1 72.Kf6 +- 

-------------Back to Qe5+ now---------------------------------------------
71.Qf6 Qc7+ 

    71...Qe4 72.Qf2+ +- 

72.Qf7 Qc3+   [See below]

    72...Qd8 73.Qa7+ +- 

    72...Qe5+ 73.Kg8 Qb8+ 74.Qf8 Qe5 
        75.Qa8+!? Kb1 76.Qb7+ 
           76...Ka2 77.Qa6+ Kb1 78.g7 Qf5 79.Qb6+ Kc2 80.Qc7+ Kb1 81.Qh2 +- 
           76...Kc2 77.Qc6+
        75.Qf3
        75.Qf2+ 
            75...Kb3 76.Qf3+ Kc4 77.g7 d4 78.Kh7 Qh2+ 79.Kg6 Qd6+ 80.Qf6 Qg3+
                81.Qg5 +- 
            75...Kb1 76.Qf3 76.g7 Qe8+ 77.Qf8 Qe6+ 78.Kh7 Qh3+ 79.Kg6 Qg4+
                80.Kf6 Qf3+ 81.Ke6 Qe3+ == 
        75.g7 G# 
            75...Qe6+! 76.Kh7 
                76...Qe4+ 77.Kh6 Qe3+ 78.Kg6 Qe6+ 79.Qf6 Qg4+ 80.Kh7 Qh5+
                    81.Qh6 Qf5+ 82.Kh8 Qe5 83.Qg6 Qh2+ 84.Kg8 
                        84...d4 85.Kf8 Qb8+ 86.Qe8 Qd6+ 87.Qe7 Qb8+ 88.Kf7 Qf4+
                            89.Ke6 Qg4+ 90.Kd6 Qg3+ 91.Kd7 Ka1 92.Qf7 Qg4+
                            93.Kc7 Qg3+ 94.Kb7 Qg2+ 95.Ka7 +- 
                        84...Qb8+ 85.Kh7 Qh2+ 86.Qh6 Qc2+ 87.Kh8 Qc3
                            88.Qa6+ Kb2 89.Qb6+ Ka2 90.Qf2+ Ka3 91.Qf5 Kb2
                            92.Kh7 Qc7 93.Kg6 Qg3+ 94.Qg5 Qd3+ 95.Kf7 +- 
 
                76...Qh3+! 77.Kg6 Qg4+ 78.Kf6 
                    78...Qf3+ 79.Ke7 Qe3+ 80.Kf7 Qa7+ 81.Kg8 +- 
                    78...Qf4+ 79.Ke6 
                        79...Qe4+ 80.Kd6 Qb4+ 81.Kd7 Qa4+ 82.Kd8 Qa5+
                            83.Ke7 Qa7+ 84.Ke6 Qe3+ 85.Kf7 Qf4+ 86.Kg8 Qe5
                        79...Qe3+ 80.Kd7 Qa7+ 81.Ke8 Qb8+ 82.Kf7 Qf4+
                            83.Kg8 Qe5 84.Qf2+ Ka1 85.Kf7 Qh5+ 86.Kf8 Qh6
                            87.Qf5 +- 
            75...d4 76.Qa8+ Kb1 77.Qb7+ Kc1 78.Qc6+ Kb2 79.Kf7 Qf5+ 80.Qf6 Qd7+
                81.Kf8 Qc8+ 82.Ke7 Qc7+ 83.Ke6 
                    83...Qc6+ 84.Ke5 Qc5+ 85.Ke4 Qc2+ 86.Kf3 +- 
                    83...Qc4+ 84.Kd7 Qd5+ 85.Kc7 Qc4+ 86.Kb7 Qd5+ 87.Kb6 Qb3+
                        88.Ka7 Qa2+ 89.Qa6 Qg8 90.Qb6+ Kc3 91.Qc5+ Kd3
                        92.Qf8 Qa2+ 93.Kb8 Qh2+ 94.Kc8 Qh3+ 95.Kd8 Qh4+
                        96.Qe7 Qg4 97.Qa3+ Ke4 98.Qf8 +- 

-----------------------Back to 72. Qf7 Qc3+ now---------------------------
73.Kf8 Qc8+ 
    73...Qh8+ 74.Ke7 Qe5+ 75.Kd7 Qh5 76.Qf2+ I

74.Qe8 
    74.Ke7 Qb7+ 75.Kd6 Qb6+ 76.Ke5 Qb2+ == 

74...Qf5+ 

    74...Qc5+ 75.Kf7 Qf2+ 76.Kg8 Qf5 
        77.Qa4+ Kb1 
            78.Qb5+ Kc2 79.Qc6+ Kd2
            78.Qb3+ Kc1 79.Qc3+ Kb1
        77.g7 Kb2 
            78.Qe2+ Kc3 79.Qh2 d4 80.Kh8 Qf6 81.Qh5 d3 82.Kh7 Qe7 83.Qa5+ Kb3
                84.Qd5+ Kc3 85.Qc6+ Kb4 86.Kg6 Qd8 == 
            78.Qb8+!? 
                78...Ka1 79.Qh2 d4 80.Kh8 Qf6 81.Qg1+ 
                    81...Kb2 +- 
                    81...Ka2 82.Kh7 Qh4+ 83.Kg6 Qe4+ 84.Kg5 Qe5+ 85.Kh6 Qe6+
                        86.Qg6 Qe3+ 87.Kh5 Qh3+ 88.Kg5 Qg3+ 89.Kf5 Qf3+
                        90.Ke5 +- 
                78...Ka3 79.Qf8+
                78...Kc3 79.Qc7+ Kb4 
                   79...Kd3 80.Qh2 
                      80...d4 81.Qh7
                      80...Kc3 81.Kh8 Qf6 82.Qh3+ Kb2 83.Kh7 Qe7 84.Qg2+ #45
                      80...Kc4 81.Kh8 Qf6 82.Qh5 d4 83.Kh7 Qe7 84.Qf3 +- 
                78...Kc1 79.Qh2!
                    79...Qc8+ 80.Kh7 Qf5+ 81.Kh8 Qf6 82.Qh5 Kb2 83.Kh7 Qe7
                        84.Qh2+ Ka1 85.Qf4 +- 
                    79...d4 80.Kh8 Qf6 81.Qg1+ 
                        81...Kc2 82.Kh7 Qh4+ 83.Kg6 Qe4+ 84.Kg5 +- 
                        81...Kb2 82.Kh7 
                            82...Qh4+ 83.Kg6 Qe4+ 84.Kg5 Qe5+ 85.Kh6 
                                85...Qe6+ 86.Qg6 Qe3+ 87.Kh5 Qh3+ 88.Kg5 Qg3+
                                    89.Kf6 +- 
                                85...Qf6+ 86.Qg6 Qf4+ 87.Qg5 +- 
                            82...Qf5+ 83.Kh6 Qe6+ 84.Qg6 Qe3+ 85.Kh5 Qh3+
                                86.Kg5 
                                    86...Qg2+ 87.Kh6 +- 
                                    86...Qg3+ 87.Kf6 Qf3+ 88.Qf5 Qc6+ 89.Qe6+- 

            78.Qf8 Qe6+ 79.Kh7 Qh3+ 80.Kg6 Qg4+ 81.Kf6 Qf4+ 82.Ke6 Qe3+
                83.Kf7 Qf4+ 84.Kg8 Qe5 85.Qf2+ Ka1 86.Kf7 Qh5+ 87.Kf8 Qh6
                88.Qf5 +- 

75.Ke7 #  [Intermezzo for a White alternative]

    75.Kg8 Kb2! 
        76.g7 d4 
            77.Qf7 Qc8+ 78.Qf8 Qe6+ 79.Kh7 Qh3+ 80.Kg6 Qg4+ 81.Kf7 Qf5+
                82.Ke8 Qc8+ 83.Ke7 Qc7+ 84.Ke6 Qc4+ 85.Kf6 Qc6+
            77.Qb8+ Kc1 78.Qf8 Qe6+ == 
        76.Qb5+ Kc1 77.g7 Qe6+ == 

75...Qg5+ 

    75...Qe4+ 76.Kd8 
        76...Qd4 
            77.Qe6!? 
                77...Kb3 78.Qf7 
                    78...Qh4+ 79.Qe7 Qh8+ 80.Kd7 Qh3+ 81.Qe6 Qg2 82.Qf7 Qg4+
                        83.Kd6 +- 
                    78...Qh8+ 79.Kd7 Qh5 80.Kd6 +- 
                77...Kb2 78.Qe2+ Kb3 79.Qf3+ 
                    79...Ka4 80.Ke8 Qe5+ 81.Kf7 Qc7+ 82.Kg8 Qc8+ 83.Kh7 Qc2
                        84.Kh6 Qh2+ 85.Kg5 Qe5+ 86.Qf5 Qe7+ 87.Qf6 Qe3+
                        88.Qf4+ d4 89.g7 Qe7+ 90.Qf6 +- 
                    79...Kc2 80.Qg2+ Kb1! 
                        80...Kd1 81.g7 Qb6+ 82.Ke7 Qc7+ 83.Kf6 +- 
                77...Kb1 78.Qf7 Qb6+ 79.Kc8 Qc6+ 80.Kb8 Qd6+ 81.Kb7 Qb4+
                    82.Ka8 Qa4+ 83.Kb8 d4 84.g7 +- 
            77.Qe2+ Kb3
                78.Qf3+ Kc2 79.Qg2+ Kb1! 80.g7 Qf6+ 81.Ke8 Qe6+
                    82.Kf8 Qf5+ 83.Kg8 d4 84.Qh1+ Kb2 85.Qh2+ Kc3 86.Kh8 Qf6
                    87.Qh5 d3 88.Kh7 Qe7 89.Qa5+ Kd4 90.Qb6+ 
                        90...Ke4 91.Qf2 Qd7 92.Qh4+ +- 
                        90...Kc3 91.Qc6+ Kb4 92.Kg6 Qd8 == 
                78.Qb5+! # 78...Kc2 79.Qc6+ 
                    79...Kb1 80.Qb7+ Ka2 81.g7 +- 
                    79...Kd1 80.Ke8! # 
                        80...Qg7 81.Qa4+ Ke2 82.Qg4+ Ke1 83.Qe6+ Kd2
                            84.Qf7 Qh8+ 85.Ke7 
                                85...Qh4+ 86.Qf6 Qb4+ 87.Kf7 d4 88.g7 +- 
                                85...Qe5+ 86.Kd7 Qh5 87.Qf4+ Kd1 88.g7 +- 
                        80...Qe5+ 81.Kf7 
                            81...Qf5+ 82.Ke7 Qe5+ 83.Qe6
                            81...Qh5 82.Qa4+ Ke2 83.Qf4 Kd3 84.Kf6 +- 
                            81...Qf4+ 82.Ke7 Qe5+ 83.Qe6 A3-Kd1# 
                                83...Qg5+ 84.Qf6 Qe3+ 85.Kd8 Qg3 86.g7 Qb8+
                                    87.Kd7 Qb7+ 88.Ke6 Qc6+ 89.Kf5 Qc2+
                                    90.Kg5 Qg2+ 91.Kh6 Qh3+ 92.Kg6 Qg4+
                                    93.Kh7 Qh5+ 94.Qh6 Qf5+ 95.Kh8 Qe5
                                    96.Qg6 Qh2+ 97.Kg8 
                                        97...Qf4 98.Qh5+ Kc2 99.Kh7 +- 
                                        97...Qb8+ 98.Kh7 Qh2+ 99.Qh6 Qc2+
                                            100.Kh8 Qc3 101.Qh5+ +- 
                                83...Qg7+ 84.Qf7 Qe5+ 85.Kd7 Qh5 86.Qf1+ Kc2
                                    87.Qg2+ Kc3 88.Qg3+ 
                                        88...Kb2 89.g7 Qf7+ 90.Kc6 Qe8+
                                            91.Kc5 Qe7+ 92.Kb6 Qd8+ 93.Qc7+- 
                                        88...Kc4 89.g7 Qf7+ 90.Kd8 Qf6+
                                            91.Kc8 Qe6+ 92.Kb7 Qg8 93.Qg4+
                                            Kb5 94.Qd7+ +- 
                                83...Qc7+ 84.Kf6 Qf4+ 85.Qf5 
                                    85...Qd4+ 86.Qe5 +- 
                                    85...Qd6+ 86.Kf7 Qc7+ 87.Ke6 Qb6+
                                       88.Ke5 +- # 88...Qb2+ 89.Kxd5 #51

        76...Qh4+ 
            77.Kc7 Qf4+ 78.Kb7 Qb4+ 79.Ka6 Qa3+ 80.Kb6 Qb4+ 81.Qb5 Qe4
                82.Qa6+ Kb2 83.Ka7 Kc2 84.Qa2+ Kd1 85.Qa1+ Kc2 86.g7 Qe7+ == 
            77.Qe7 Qh8+ 78.Kd7 Qh3+ 79.Qe6 Qc3
                80.Qf7 Qh3+ 81.Kd6 Kb1
                    82.Qb7+ Kc2 83.Qc6+ Kb2 84.Qb6+ 
                        84...Kc3 85.Qc5+ +- 
                        84...Kc2 85.Kxd5 Qf5+ 86.Kc4 Qd3+ 87.Kb4 Qc3+
                            88.Kb5 Qd3+ 89.Ka4 Qe4+ 90.Ka5 Qe5+ 91.Ka6 +- 
                80.Ke8! # 
                    80...Qd4 81.Qa6+ Kb1 82.Qb7+ Ka2 83.g7 +- 
                    80...Kb1 81.Qb6+ Kc2 82.Kf7 Qf3+ 83.Qf6 Qh5 84.Ke7 d4
                        85.g7 +- 

    75...Qg4 76.Qa8+ Kb2 77.Qb7+ Kc1 78.Qc6+ Kb1 79.Qb6+ Kc1 80.Qf6 
        80...Qb4+ 81.Kf7 +- 
        80...Qe4+ 81.Kf8 +- 

76.Kd7   [break for another White alternative...]

    76.Kd6!? 
        76...Qg3+ 77.Kd7 
            77...Qg4+ 78.Qe6 
                78...Qg1 79.Kc6 Kb1 80.Qf5+ Kc1 81.Qf7 +- 
                78...Qd4 79.Kc6 Kb2 80.Qe2+ Kc3 81.Qf3+ Kb2 82.Qg2+ Ka1 83.g7
                    Qa4+ 84.Kd6 Qb4+ 85.Ke6 Qb6+ 86.Kf5 Qb1+ 87.Kg5 Qb8 #44
                78...Qg2 79.Qf7 Qg4+ 80.Kd6 Ka3 81.Kc7 +- 
                78...Qa4+ 79.Kd6 Qb4+ 80.Kxd5 #42
            77...Kb1 78.Qf7 Qh3+ 
                79.Qe6 Qg2 80.Qf5+ 
                    80...Ka2 81.Qf7
                    80...Kc1 81.Qf6 d4 82.g7 Qd5+
                79.Kc7 
                    79...Qh2+! 80.Kc6 Qc2+ 
                        81.Kb7 Qb2+
                        81.Kd6 Qh2+! 82.Ke7 Qc7+
                    79...Qc3+ 80.Kd8 
                        80...Qa5+ 81.Qc7 Qa8+ 82.Ke7 
                            82...d4 83.Qb6+ Kc1 84.Qc5+ Kb1 85.g7 +- 
                            82...Qa3+ 83.Ke8 Qa4+ 84.Kf7 Qb3 85.g7 d4+
                                86.Kf8 Qf3+ 87.Ke8 
                                    87...Qa8+ 88.Qd8 Qe4+ 89.Qe7 +- 
                                    87...Qe4+ 88.Qe7 Qg6+ 89.Kd8 +- 
                        80...Qh8+ 81.Ke7 Qe5+ 82.Kd7 Qh5 83.Qf1+ Kb2
                            84.Qg2+ Kc3 85.Qg3+ Kc4 86.g7 Qf7+ 87.Kd6 Qf6+
                            88.Kc7 Qf7+ 89.Kb6 +- 

        76...d4 77.Qf7+ Ka1 78.g7 Qg3+ 79.Kc6 Qc3+ 80.Kd7 Qh3+ +- 
        76...Kb1 77.Qb8+ Kc2 78.Qc7+ Kd3 79.g7 Qf4+ 80.Kc6 Qc4+ 81.Kd7 Qg4+
            82.Ke8 Qg6+ 83.Kd8 d4 84.Qe5 +- #
        76...Qf4+ 77.Qe5 
            77...Qf8+ 78.Kd7 d4 79.g7 Qf7+ 80.Kd6 d3 81.Qg5 Qg8 82.Qd2+ Ka1
                83.Qe1+ Kb2 84.Qf2+ 
                    84...Kb1 85.Qf8 +- 
                    84...Kc3 85.Qf8 +- 
            77...Qb4+ 78.Ke6 Qb6+ 79.Kf7 Qa7+ 80.Kg8 Qf2 81.g7 Kb3 82.Kh7 Qh4+
                83.Kg6 Qg4+ 84.Kf7 Qd7+ 85.Kf6 Qd8+ 86.Kg6 Qg8 87.Qg3+ Kc4
                88.Qf4+ d4 89.Qf7+ #13

---------------Back to main line---------------------------------------
76.Kd7

    76...Kb1 77.Qf7 Qg4+ 
        78.Kd8 Qh4+ 79.Qe7 Qh8+ 80.Kc7 Qc3+
        78.Qe6
        78.Kc7 
           78...Qc4+ 79.Kb8 +- 
           78...Qg3+ 79.Kb7 +- #

    76...d4 77.Qf7+ 
        77...Kb2 78.g7 +- 

        77...Ka1 78.g7 # 78...Qb5+ 79.Kc7 Qc5+ 80.Kb7 Qb5+ 81.Ka8 Qc6+
            82.Qb7 Qe8+ +- 83.Ka7 Qg8 84.Qa6+ Kb2 85.Qb5+ Kc3 86.Qc5+ Kd3
            87.Qf8 Qa2+ 88.Kb8 Qh2+ 89.Kc8 Qh3+ 90.Kd8 Qh4+ 91.Qe7 +- *