The combination is the heart of chess.
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[Event "rated untimed match"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Unknown"]
[Black "Unknown329"]
[Result "0-1"]
[Annotator "David Hayes"]
[BlackElo "0"]
[FEN "8/1pk5/3p4/3P4/2PK3p/1P2R1r1/8/8 b - - 0 1"]
[SetUp "1"]
[TimeControl "0"]
[WhiteElo "0"]
1... Rxe3 2. Kxe3 b5 ( { Black can try: } 2... Kb6 3. b4 h3 4. Kf2 h2 5. Kg2 h1=Q+ 6. Kxh1 Ka6 7. Kg2 b5 8. c5 dxc5 9. Kf3 cxb4 10. Ke3 Kb6 11. Kd4 Kc7 12. Kd3 Kd6 13. Kd4 b3 14. Kc3 Kxd5 15. Kxb3 Kc5 16. Kc3 { Draw. } ) ( { Black
can try: } 2... Kd7 3. Kf3 Ke7 4. Kg4 Kf6 5. Kxh4 Ke5 6. Kg5 b5 7. cxb5 Kxd5 8. b4 Ke6 9. b6 Kd7 10. b5 Kc8 11. Kf5 Kb7 12. Ke6 Kxb6 13. Kxd6 Kxb5 { Draw. } ) 3. cxb5 ( { White can try: } 3. Kf3 bxc4 4. bxc4 Kb6 5. Kg4 Kc5 6. Kxh4 Kxc4 7. Kg4 Kxd5 8. Kf3 Kd4 9. Ke2 Kc3 10. Ke3 d5 11. Ke2 d4 12. Kd1 Kd3 13. Ke1 Kc2 14. Kf2 d3 15. Kf3 d2 16. Kf4 d1=Q { Black wins with a large material
advantage. } ) 3... Kb6 4. Kf4 Kxb5 5. Kg4 Kb4 ( { Black can try: } 5... Kc5 6. Kxh4 Kxd5 7. Kg4 Kd4 8. Kf4 Kc3 9. Ke4 Kxb3 10. Kd5 Kc3 11. Kxd6 { Draw. } ) 6. Kxh4 Kxb3 7. Kg3 Kc4 8. Kf3 Kxd5 9. Ke3 Kc4 10. Kd2 Kd4 ( { Black can try: } 10... d5 11. Kc2 Kd4 12. Kd2 Ke4 13. Ke2 d4 14. Kd2 d3 15. Kd1 Ke3 16. Ke1 d2+ 17. Kd1 Kd3 { Draw. } ) 11. Kc2 Ke3 12. Kc3 d5 13. Kc2 d4 14. Kd1 Kd3 15. Ke1 Kc2 16. Kf2 d3 17. Kf3 d2 18. Ke3 d1=Q { Black wins with a large material
advantage. } 0-1