I have always a slight feeling of pity for the man who has no knowledge of chess.
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[Event "rated untimed match"]
[Site "Berlin"]
[Date "1951.??.??"]
[Round "?"]
[White "Teschner"]
[Black "Richter"]
[Result "0-1"]
[Annotator "David Hayes"]
[BlackElo "0"]
[FEN "8/6P1/5P2/8/8/1kRK4/1pp3rP/8 b - - 0 1"]
[SetUp "1"]
[TimeControl "0"]
[WhiteElo "0"]
{ Take a moment to completely understand this position.|Black has two pawn on
the brink of promotion. White has nearly the same.|Black can win, but only
with accurate moves. } 1... Ka4 ( { Black can try: } 1... Kb4 2. f7 c1=N+ 3. Rxc1 bxc1=Q 4. f8=Q+ Kb5 5. Qb8+ Ka6 6. Qa8+ Kb5 7. Qxg2 Qc4+ 8. Ke3 Qc3+ 9. Kf2 Qb2+ 10. Kf3 Qf6+ 11. Ke2 Qb2+ 12. Kf1 Qa1+ 13. Kf2 Qb2+ 14. Kg3 Qxg7+ 15. Kf3 Qxg2+ 16. Kxg2 Kc5 17. Kg3 Kd5 18. Kg4 Ke6 19. Kg5 Kf7 20. h4 Kg8 21. h5 Kh8 22. Kg6 Kg8 23. h6 Kh8 24. h7 { Draw. } ) ( { Black dare not try: } 1... Ka2 2. Rxc2 Rxc2 3. g8=Q+ Ka1 4. Qa8+ Kb1 5. f7 Rd2+ 6. Ke3 Rxh2 7. f8=Q { White wins with a large material advantage. } ) 2. g8=Q c1=N+ ( { Black can
try: } 2... Rxg8 3. Kxc2 Rg2+ 4. Kb1 Rxh2 5. Rf3 Rh8 6. f7 Rf8 7. Kxb2 Kb4 8. Kc2 Kc5 9. Kd3 Kd5 10. Ke3 Ke6 11. Ke4 Rxf7 12. Rxf7 Kxf7 { Draw. } ) ( { Black dare not try: } 2... c1=Q 3. Qc4+ Ka5 4. Ra3+ Kb6 5. Rb3+ Ka7 6. Qa4# ) 3. Ke3 ( { White can try: } 3. Rxc1 bxc1=N+ 4. Kd4 Rxg8 5. Ke5 Nd3+ 6. Ke6 Nc5+ 7. Kf7 Rh8 8. Kg7 Rxh2 9. f7 Ne6+ 10. Kf6 Nf8 11. Ke7 Nh7 12. f8=Q Nxf8 13. Kxf8 { Black wins with a large material advantage. } ) 3... Rxg8 4. Rc7 Rb8 5. f7 b1=Q 6. Ra7+ Kb5 7. Rb7+ Rxb7 8. f8=Q Qb3+ 9. Ke4 Qc4+ 10. Ke3 Qe2+ 11. Kf4 Qf1+ 12. Kg4 Qxf8 { Black wins with a large material advantage. } 0-1