![]() [ECO code D05] |
(to) Colle System Black advances his QBPawn to threaten White's QP and tempt it off-centre. White Black 1. P-Q4 P-Q4 2. Kt-KB3 Kt-KB3 3. P-K3 P-K3 4. B-Q3 P-B4 WHITE to or Undo or Jump or Clear |
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