[ECO code E21]
The Korchnoi Variation
White moves his challenged Q4(d4) Pawn on to Q5(d5), in turn challenging Black's KP. W-Alt.
White Black 1. P-Q4 Kt-KB3 2. P-QB4 P-K3 3. Kt-QB3 B-Kt5 4. Kt-B3 P-B4 5. P-Q5
BLACK to or Undo or Jump or Clear
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[ECO code E21] |
The Korchnoi Variation White moves his challenged Q4(d4) Pawn on to Q5(d5), in turn challenging Black's KP. W-Alt. White Black 1. P-Q4 Kt-KB3 2. P-QB4 P-K3 3. Kt-QB3 B-Kt5 4. Kt-B3 P-B4 5. P-Q5 BLACK to or Undo or Jump or Clear |
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