[Event "StrateGems"] [Site "?"] [Date "2016.??.??"] [Round "?"] [White "Rusz, Árpád"] [Black "(Study 106)"] [Result "1-0"] [Annotator "3rd Prize"] [SetUp "1"] [FEN "k2n4/2p5/1P3B1R/2K5/8/8/3r4/8 w - - 0 1"] [PlyCount "15"] [EventDate "2016.??.??"] 1. bxc7 Rc2+ (1... Ne6+ 2. Kc6 $1 (2. Kb6 $2 Rd6+ $11) 2... Rc2+ (2... Nxc7 3. Kxc7 Ka7 4. Bc3 Rd5 5. Rc6 Rb5 6. Bd4+ Ka8 7. Ra6#) 3. Kb6 Nf8 $1 4. Be5 $1 (4. Rh8 $2 Rb2+ $1 5. Ka6 (5. Bxb2 {stalemate}) 5... Ra2+ (5... Rb6+ $2 6. Ka5 $1 Ra6+ 7. Kb5 $1 Rb6+ 8. Kc5 Kb7 9. c8=Q+ $1 Kxc8 10. Kxb6 $18) 6. Kb6 Rb2+ $1 7. Kc6 Rc2+ 8. Kb6 Rb2+ {perpetual check/stalemate}) 4... Nd7+ 5. Ka6 Ra2+ (5... Nxe5 6. Rh8#) 6. Kb5 Kb7 7. Rh8 Rc2 8. Rb8+ $1 Nxb8 9. cxb8=Q#) 2. Bc3 $1 { unguarded guard} (2. Kb6 $2 Rc6+ 3. Kb5 Rxc7 $11) 2... Rxc3+ 3. Kb6 Rb3+ (3... Nf7 4. Rh3 $1 Rxc7 (4... Rxh3 5. c8=Q#) 5. Kxc7 $18) 4. Ka6 Rb8 $1 {self-fork} (4... Ra3+ 5. Kb5 Rb3+ 6. Ka4 $1 (6. Kc4 $2 Rb8 7. Rh8 Rc8 8. Rxd8 Kb7 $11) 6... Rb8 7. Rh8 $18) 5. Rg6 $3 {mutual zugzwang} (5. Rf6 $2 Nc6 $1 6. cxb8=Q+ ( 6. Rxc6 Rb6+ $1 7. Kxb6 {stalemate}) 6... Nxb8+ 7. Kb6 Nd7+ $11) 5... Rc8 (5... Nf7 6. cxb8=Q+ Kxb8 7. Rg8+ Kc7 8. Rg7 $18) 6. Rg8 Rxc7 7. Rxd8+ Rc8 8. Rxc8# 1-0