1.Kf5
Kc3
2.Ba4!
[2.Bd1?
Sd6+!
(2...Sd8?
3.f4!=
) 3.Kg6
Sc4
4.f4
Sb2-+
] 2...Sd6+
[Main A 2...Sd8
3.f4!
(3.Kg6?
Se6-+
) 3...Sb7
4.Kg6!
(Thematic try 4.Bc6?
Sd6+
5.Kg6
b3
6.Bd5
b2
7.Ba2
Kd2!
(Reti's manoeuvre) (not 7...Kc2?
8.Kxg7=
) 8.Bb1
(8.Kxg7
Ke3-+
) 8...Kc1
9.Ba2
Se8
10.Kf7
Sf6
11.f5
Sh5
12.Kg6
Sg3-+
) 4...Sc5
5.Be8!
b3
6.Bf7
b2
7.Ba2
Se6
8.f5
Sd4
9.Bb1
Kd2
10.Kxg7
Kc1
11.Bd3
(Be4) 11...Sc2
12.Bxc2
(f6)=] 3.Kg6
Sc4
4.Kxg7
[4.f4!?
Sb2
5.Bc6
Sd3
6.Ba4
(6.f5
Se5+-+
) 6...Sxf4+-+
] 4...Sb2
[4...Sb6
5.Bd1
(5.Be8?
b3
6.Bf7
Sc4-+
) 5...Kd2
6.Bb3
Kc3
7.Ba2=
] 5.Bc6!
[Thematic try 5.Bd7!?
b3
6.Be6
Sc4
7.f4
b2
8.Bf5
Sa3
and impossible 9.f5 9.Be4
Sc2
10.Bxc2
Kxc2
11.f5
b1Q-+
]
5...b3
[5...Kd4
6.f4
Sd3
7.f5=
; 5...Sd3
6.Bd5=
] 6.Bd5
Sc4
7.f4
b2
8.Be4
Sa3
compare with the same move of thematic try. 9.f5
Sc2
10.Bxc2
Kxc2
11.f6
b1Q
12.f7=.