Chess Board
[ECO code C41]
PHILIDOR'S DEF. - "Exchange" Var.
Antoshin Variation
White (like Black) castles short (ie. K-side), bringing his King's Rook into play.
Black's Queen's Rook's Pawn to QR3(a6) begins a contest for QKt4(b5) control, with equality.
    White  Black	White  Black
 1. P-K4   P-K4	     6.	B-QB4  0-0
 2. Kt-KB3 P-Q3	     7.	0-0    P-QR3
 3. P-Q4   PxP
 4. KtxP   Kt-KB3
 5. Kt-QB3 B-K2
Example ends: Undo or Jump or Clear