Study 159

Árpád Rusz
Die Schwalbe
2018

White wins

1. Bc3+ Qd4! 1... Ke4 2. Rxg1 +-

2. Ba1!! mutual zugzwang 2. Bxd4+? cxd4 mutual zugzwang 3. Kd7 Kd5 mutual zugzwang 4. Kc7 Kc5 mutual zugzwang 5. Kd7 Kd5 positional draw 2... Qxa1 2... Kd5 3. Bxd4 cxd4 4. Kd7! mutual zugzwang - chameleon echo (4. Kf6? Ke4 =)

chameleon echo zz

3. Rxa1 c4 4. Kd7 4. Rc1? Kd4 5. Kd6 c3 = 4... Kd5 5. Rc1 mutual zugzwang 5... Kc5 5... Kd4 6. Kc6 c3 7. Kb5 Kd3 8. Kb4 +- 6. Kc7! +- mutual zugzwang - chameleon echo 6. Ke6? Kd4 =

chameleon echo zz