[ECO code B22]
SICILIAN DEF. (Alapin V.) to FRENCH DEF. (Advance V.)
White advances his King's Pawn a further square to avoid capture, and transposes into the French Defence Advance Variation (where both sides tend to set a pawn chain before developing Kts).
White Black Transp.White Black 1. P-K4 P-QB4 (1. P-K4 P-K3 ) 2. P-QB3 P-K3 (2. P-Q4 P-Q4 ) 3. P-Q4 P-Q4 (3. P-K5 P-QB4) 4. P-K5 (4. P-QB3 )
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