Chess Board
[ECO code A24]
Carls's Bremen Var. - (The) Fianchetto Var.

White's KKtPawn pawn push signalled an intention to increase his control of Q5(d5) by a KB fianchetto.
Black (like White) posts his King's Knight's Pawn on KKt3(g6), a rarer move signalling an intention to fianchetto his own KB. B-Alt.
	White	Black
 1.	P-QB4	P-K4
 2.	Kt-QB3	Kt-KB3
 3.	P-KKt3	P-KKt3

Example ends: Undo or Jump or Clear