
Black to play
The solution is: 27…Bg2+!! 28.Kxg2 Rf2+ 29.Kh3 [29.Kg1 Rfxe2+ 30.Kf1 (30.Kh1 Rxh2#) 30…Nxh2#] 29…Rxh2+ 30.Kxg4 h5+ 31.Kf4 Be3+ 0-1
Black to play
The solution is: 27…Bg2+!! 28.Kxg2 Rf2+ 29.Kh3 [29.Kg1 Rfxe2+ 30.Kf1 (30.Kh1 Rxh2#) 30…Nxh2#] 29…Rxh2+ 30.Kxg4 h5+ 31.Kf4 Be3+ 0-1