Chess Board
[ECO code A43]
TRANSPOSITION
OLD BENONI to SICILIAN DEF. (Orthodox Var.)
Black's QKt to QB3(c6) threatened White's central knight and offered a second exchange.
White transposes into the main line of the Sicilian Defence by advancing his King's Pawn to the centre.
    White  Black    Transp. White Black
 1. P-Q4   P-QB4    (1.	P-K4   P-QB4 )
 2. K-KB3?! PxP	    (2.	Kt-KB3 Kt-QB3)
 3. KtxP   Kt-QB3   (3.	P-Q4   PxP   )
 4. P-K4	    (1.	KtxP	     )
Continue: Transpose or Undo or Jump or Clear