[Event "Die Schwalbe"] [Site "?"] [Date "2016.??.??"] [Round "?"] [White "Á. Rusz & P. Gyarmati"] [Black "(Study 105)"] [Result "1-0"] [SetUp "1"] [FEN "8/8/7P/3b4/pk6/8/7p/R3K3 w Q - 0 1"] [PlyCount "21"] [EventDate "2015.??.??"] 1. O-O-O $1 (1. Kd2 $2 Be4 $11) 1... Be4 2. Re1 $1 (2. Kb2 $2 a3+ 3. Ka1 Kc4 $1 {mutual zugzwang} (3... Kc3 $2 4. Rh1 $1 Bxh1 5. h7 Be4 6. h8=Q+ $18) 4. Ka2 Kc3 $1 5. Kxa3 Kc2 6. Rf1 Kd3 $1 (6... Kd2 $2 7. Rf2+ $18) 7. Re1 Kd2 $1 $11) 2... Kc5 $1 (2... Kb3 3. Re3+ $18) 3. Kb2 Kb5 (3... Kd4 4. Rh1 $1 {R sacrifice} Bxh1 5. h7 Be4 6. h8=Q+ $18) 4. Rc1 Kb4 {cyclic zugzwang - WTM} (4... Kb6 5. Ka3 Kb5 6. Ra1 (6. Rf1) 6... Kc4 7. Rd1 Kc5 8. Re1 Kb5 9. Rc1 Ka5 10. Rc5+ Kb6 11. Rh5 $18) 5. Ka2 Bd5+ 6. Ka1 $1 Be4 7. Kb2 {cyclic zugzwang - BTM} a3+ 8. Ka1 $1 {mutual zugzwang} (8. Ka2 $2 Bd5+ 9. Ka1 Be4 {positional draw}) 8... Kb5 (8... Kb3 9. Re1 Kc2 10. Re2+ $18) 9. Ka2 Kb4 10. Re1 Bd5+ 11. Ka1 $1 { interchange of places wK<->wR} 1-0