Chess Board
[ECO code D35]
QUEEN'S GAMBIT - Exchange Var.
The Chameleon Variation
Black moved his queen's-side knight from Q2(d7) to the vacated KB1(f8), freeing his queen and QB.
White castles long (ie. Q-side), planning a K-side pawn storm. Likely to be a rapidly changing game.
    White  Black	White  Black
 1. P-Q4   P-Q4	     6.	P-K3   0-0
 2. P-QB4  P-K3	     7.	B-Q3   QKt-Q2
 3. Kt-QB3 Kt-KB3    8.	Q-B2   R-K1
 4. PxP	   PxP	     9.	KKt-K2 Kt-B1
 5. B-Kt5  B-K2	    10.	0-0-0
Example ends: Undo or Jump or Clear