Chess Board
[ECO code C24]
TRANSPOSITION
BISHOP'S OPG. (Berlin Def.) to TWO KTS DEF.
White developed his KKt to KB3(f3) threatening 5.KtxP and (like Black) enabling rapid castling.
Black develops his Queen's Knight to QB3(c6), defending his KP and setting the Modern Bishops Opening (a variant of the Two Knights Def.).
    White  Black    Transp.White Black
 1. P-K4   P-K4		  (1.)
 2. B-B4   Kt-KB3   (1.	Kt-KB3 Kt-QB3)
 3. P-Q3   B-K2	    (3.	B-B4   Kt-B3 )
 4. Kt-KB3 Kt-B3    (4.	P-Q3   B-K2  )
Continue: Transpose or Undo or Jump or Clear