Chess Board
[ECO code C64]
RUY LOPEZ - Classical Defence
Cordel Var. - (The) Side Variation
Black's king's bishop's pawn advanced to KB4(f5) to counter-attack White's KP - the Cordel line.
White's KB3(f3) Knight removes Black's KP on K5(e5) and invites a piece exchange, but a 5..Q-K2! half-pin will give Black easy equality. W-Alt.
    White  Black	White  Black
 1. P-K4   P-K4	     5.	KtxP
 2. Kt-KB3 Kt-QB3
 3. B-Kt5  B-B4
 4. P-B3   P-B4
Example ends: Undo or Jump or Clear