Chess Board
[ECO code C41] Move Move Move Here Move Here
PHILIDOR'S DEFENCE
"Queen's Knight" Variation

White deployed a QKt to QB3(c3) - inferior (handing back the initiative) as his KP was not under threat.
Black develops his King's Knight to KB3(f6) contesting his Q4(d5) and ready to adopt Jaenisch's 1842 counter attack line against White's KP. B-Alt.
     White   Black
 1.  P-K4    P-K4
 2.  Kt-KB3  P-Q3
 3.  Kt-B3   Kt-KB3 Transp.from Petroff

WHITE to Move or Undo or Jump or Clear
 
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