[ECO code A00]
HEINRICHSEN OPG. to VIENNA GAME
White transposes into the Vienna Game start position by advancing his own King's Pawn to the centre to meet Black's KP, freeing his Q+KB and doubling his control of Black's Q4(d5). W-Alt.
White Black Transp.White Black 1. Kt-QB3 P-K4 (1. P-K4 P-K4) 2. P-K4 (2. Kt-QB3 )
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