Chess Board
[ECO code A43]
BENONI TRANSPOSITION
Old to Modern (Hromadka)
White advanced his QBPawn to double his QP support, planning 4.Kt-QB3,5.P-K4.
Black transposes into the Hromadka System of the Modern Benoni by developing his King's Knight to contest White's Q5/K4 squares.
    White  Black    Transp.White Black
 1. P-Q4   P-QB4    (1.	P-Q4   Kt-KB3)
 2. P-Q5   P-Q3     (2.	P-QB4  P-B4  )
 3. P-QB4  Kt-KB3   (3.	P-Q5   P-Q3  )
Continue: Transpose or Undo or Jump or Clear