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This tells you that trading a knight for a bishop is OK, but you wouldn't want to lose a queen and only get a rook. When evaluating possible trades you should try to capture as much or more value than your opponent does unless you have a very good reason.

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4 سال پیش در آموزشی زمان 03:20 19
0.05 sec, flt: 0 time: 10, count: 11, slow: 0