Chess Board
[ECO code C49]
(4N) DOUBLE RUY LOPEZ - Symmetrical V.
(to) Alapin Variation
White's QB to KKt5(g5) pinned Black's KKt.
Black also develops Queen's Bishop to KKt5(g4) for 8.Kt-Q5..Kt-Q5, but 8.BxKKt..PxB, 9.Kt-Q5..B-QB4, 10.Q-Q2 will give White advantage. B-Alt.
    White  Black	White  Black
 1. P-K4   P-K4	     6. P-Q3   P-Q3
 2. Kt-KB3 Kt-QB3    7.	B-Kt5  B-Kt5
 3. Kt-B3  Kt-B3
 4. B-Kt5  B-Kt5
 5. 0-0    0-0
Example ends: Undo or Jump or Clear