1234 Modern Endgames Studies
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Rh1!
pv 1. Rh1 f1=Q 2. Rxf1 e2 3. Rg1 exd1=R 4. Kh5+ Ng3+ 5. Rxg3+ Kf7 6. Kg4 Ke6 7. Re3+ Kd7 8. Kf3 d5 9. Ke2 Rd4 10. Rb3 Kd6 11. Rb6+ Kc5 12. Ke3
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