ENGLISH OPENING - Anglo-Slav Def.
The Bogoljubow Variation
White pushed his QKtPawn out to defend his QBP and deter
..P-QKt4, and enabled a QB fianchetto. Black develops his Queen's Bishop to
KKt5(g5) to half-pin White's king's knight and king's pawn.
B-Alt.
White Black
1. P-QB4 P-QB3
2. Kt-KB3 P-Q4
3. P-QKt3 B-Kt5