Strategy requires thought, tactics require observation.
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[Event "rated untimed match"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Unknown"]
[Black "Unknown"]
[Result "0-1"]
[Annotator "David Hayes"]
[BlackElo "0"]
[FEN "8/pp6/3kp3/8/1r2R3/1P3P2/P1K5/8 b - - 0 1"]
[SetUp "1"]
[TimeControl "0"]
[WhiteElo "0"]
{ Running Out of Moves.|This is an endgame of tempos or moves. Black has more
of them than white.|Should black trade down into a king and pawn endgame or
not? } 1... Rxe4 { Black wisely chooses to trade rooks and enter a king and
pawn endgame that black can win. } 2. fxe4 Ke5 3. Kd3 Kf4 4. Kd4 ( { White can
try: } 4. b4 e5 { With this move black insures that white cannot move his king
while black can move his king as often as desired between f4 and f3. Now
black just runs white out of moves. } 5. a4 b6 6. a5 b5 7. a6 Kf3 { White has
no more moves. } 8. Kd2 Kxe4 9. Ke2 Kd4 10. Kd2 Kc4 11. Ke3 Kxb4 12. Ke4 Kc3 13. Kxe5 b4 14. Kd5 b3 15. Kc6 b2 16. Kb7 b1=Q+ 17. Kxa7 { Black wins with a
large material advantage. } ) 4... e5+ 5. Kd5 { Now neither side can move its king
without suffering the loss of its e-pawn.|Black must calculate accurately to
run white out of moves first. } 5... b6 { The only winning move. } 6. a3 a6 7. a4 a5 { Again, the only winning move. } 8. Kc6 Kxe4 9. Kxb6 Kd4 10. Kxa5 e4 11. Kb6 e3 12. a5 e2 13. a6 e1=Q 14. a7 Qe6+ 15. Kc7 Qa6 16. Kb8 Qb6+ 17. Ka8 Qc7 18. b4 Qc8# 0-1