Draw (8 + 7)

Marcin Banaszek     Problem-Forum 2003    1.Re5! (1.Sc4+? Ka6 2.Re5 Qxc6 3.Ra5+ Kb7 4.Sfd6+ Qxd6-+) 1...Rxc6+ (1...bxa2 2.Sc4+ Ka6 3.Rxb5 Kxb5 4.Sd4+ Ka6 5.Kb2=) 2.Sc4+ (unblocking of Ba1) 2...Rxc4+ 3.dxc4 Qxe5! (3...Bxe5 4.cxb5 Bxa1 5.axb3 a3 6.Kb1=) 4.Bxe5 bxa2! (4...Bxe5 5.axb3 axb3 6.Kb1 Kb6 7.Se3 Kc5 8.Sd1 Kxc4 9.Sb2+=) 5.Ba1! (bishop-switchback on a1; 5.Bf6? a3 6.Se3 Bf4 7.Kc2 Ka4! 8.Sd1 b3+ 9.Kd3 b2 10.Sxb2+ axb2 11.Bxb2 Kb3 12.Ba1 Bd6!-+) 5...Bf4+! (5...a3 6.Kc2 Ka4 7.Sd4=) 6.Kb2!! (reblocking of Ba1; 6.Kd1? b3 7.Sd4 Bd6! 8.Kd2 Kb4 9.Kd3 a3 10.Bc3+ Ka4 11.Sxb3 Kxb3-+) 6...b3 7.Sd4! (7.Kc3? Be5+ 8.Sd4 Bxd4+ 9.Kxd4 Kb4-+) 7...Be5 (7...Bd6 8.Sxb3+ axb3 9.Kxb3=) 8.Kc1! (unblocking of Ba1; 8.Ka3? Bd6+ 9.Kb2 Kb4 10.Sc2+ Kxc4-+) 8...Bf4+ (8...Bd6 9.Bc3+ Kb6 10.Kb2=) 9.Kb2! (reblocking of Ba1; 9.Kd1? Bd6! 10.Sc6+ (10.Kd2 Kb4 11.Kd3 a3 12.Sxb3 Kxb3-+) 10...Kb6 11.Se5 a3-+) 9...Kb4 (9...Be5 10.Kc1 = repeat moves) 10.Sc6+ Kc5 11.Sa5! Kb4 (11...Be5+ 12.Ka3 Bxa1 13.Sxb3+! axb3 14.Kxb3=) 12.Sc6+ Kxc4 (12...Kc5 13.Sa5 = repeat moves) 13.Sa5+ Kb4 14.Sxb3! (14.Sc6+? Kb5! 15.Sd4+ Kc4-+) 14...axb3 stalemate. Switchback of the white bishop with its un-/reblockings and model stalemate at the end.