[ECO code E12]
Petrosian System
Black advances his Queen's Pawn to Q4(d5) in the centre, challenging White's QBP. B-Alt.
White Black 1. P-Q4 Kt-KB3 2. P-QB4 P-K3 3. Kt-KB3 P-QKt3 4. P-QR3 B-Kt2 5. Kt-B3 P-Q4
WHITE to or Undo or Jump or Clear
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[ECO code E12] |
Petrosian System Black advances his Queen's Pawn to Q4(d5) in the centre, challenging White's QBP. B-Alt. White Black 1. P-Q4 Kt-KB3 2. P-QB4 P-K3 3. Kt-KB3 P-QKt3 4. P-QR3 B-Kt2 5. Kt-B3 P-Q4 WHITE to or Undo or Jump or Clear |
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