Chess Board
[ECO code D00] Move Move Here
QUEEN'S PAWN GAME
(to) Catalan Opening, London Var. (alt. route)
Black developed his queen's bishop to KB4(f5) and tripled his control of White's K4(e4) square.
White develops his King's Knight to KB3(f3), doubles both his QP support and his K5(e5) control, and enables castling.
     White   Black
 1.  P-Q4    P-Q4
 2.  P-KKt3  Kt-KB3
 3.  B-Kt2   B-B4
 4.  Kt-KB3	   Main 4W,2W,3W route

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