[Event "Die Schwalbe"] [Site "?"] [Date "2020.??.??"] [Round "?"] [White "Rusz, Árpád"] [Black "(Study 185)"] [Result "1-0"] [SetUp "1"] [FEN "2R5/7p/kr5P/7P/KP6/8/8/8 w - - 0 1"] [PlyCount "21"] [GameId "2083895666483189"] {[%mdl 8][%evp 0,21,235,150,142,185,188,174,182,202,200,200,200,200,200,198,200,200,382,396,405,419,435,435]} 1. b5+ $1 Rxb5 2. Rc6+ $1 (2. Ra8+ $2 Kb7 3. Kxb5 Kxa8 $11) 2... Rb6 3. Rg6 $3 {mutual zugzwang} Ka7 (3... hxg6 4. h7 Rb8 5. hxg6 $18) 4. Rg7+ Rb7 5. Ka5 {mutual zugzwang} Kb8 6. Ka6 Ka8 $1 {cyclic zugzwang - WTM. The only way to win is by reaching the same position but with black to move.} (6... Rc7 7. Kb6 $18) 7. Rg5 ({or} 7. Rg6 Rb8 8. Rf6 $1 {etc}) ({but no} 7. Rg1 $6 Rb1 $1 8. Rxb1 $2 {stalemate}) (7. Rxb7 $2 {stalemate}) 7... Rb8 8. Rf5 $1 (8. Re5 $2 Rf8 $1 $11) 8... Rb7 9. Rf8+ Rb8 10. Rf7 Rb7 $1 11. Rg7 $1 {cyclic zugzwang - BTM} 1-0