Section B2 – Min Draw
1.c6
(A)
1…Qg7
( (B) 1…Qg4 2.Be2
( 2.c7? Qg3+ 3.Kf1 Qxc7 -+ )
2…Qg1+ 3.Kd2 Qd4+ 4.Kc2 Qb6 5.Rh5
( 5.Bc4 Ke5 -+ )
5…Qe3
( 5…Qxc6+ 6.Kd2 Qd6+ 7.Ke3 =, quiet )
6.Rh2 Qc5+ 7.Kb3
( 7.Kd2 Qd6+ -+ )
7…Qb6+ 8.Kc3 Qc5+
( 8…Qxc6+ 9.Bc4 =, quiet )
9.Kb3 Qg1 10.Rh3 Qb6+
( 10…Qb1+ 11.Ka3 Qc2 12.Bb5 Qc5+ 13.Ka4 )
11.Ka3
( 11.Ka2? Qf2 -+ )
11…Qc5+ 12.Kb3 Qb6+ 13.Ka3 [#] Draw by repetition. )
( 1…Qd4 2.c7 Qc3+ 3.Kf2 Qxc7 4.Be2 Qa7+ 5.Kf1 =, quiet )
( 1…Qc7 2.Be2 Qg3+ 3.Kf1 e3 4.Rf8+ Ke7 5.Rf3 =, quiet )
2.Rh3 Ke5 3.Bf1!
aiming for fortress
3…Kf4 4.Rh4+ Kg3 5.Rh3+
( 5.Rxe4? Qc3+ -+ )
5…Kf4 6.Rh4+ Ke3 7.Rh3+ Kd4 8.c7!
diversion
( 8.Kf2? Qg5 9.c7 e3+ -+ )
8…Qxc7 9.Kf2 Qf4+ 10.Kg1 Qg5+ 11.Kh1 Qf4
( 11…e3 12.Rh2 =, quiet )
12.Kg1 Qg5+ 13.Kh1
[#] Two distinct dual-free main lines end in repetition, with the white king placed on opposing flanks. 1/2
1/2-1/2