Lasker, Edward, 1885-1981 · Philadelphia : David McKay · leaf 59
Castles, and White cannot permanently prevent Blacksgame from being freed by the advance of the Q P. P—Q 4for White on the fifth move is therefore stronger. Blackcannot very well exchange the pawns, leaving the Kings filequite exposed, and must submit to White playing PxP,maintaining the pawn at K… … Diag. 25. The whole of the manoeuvres now centre round Blacksendeavours to force his P—Q 4, and Whites attempt to pre-vent it. Black ultimately gains his point, as will be seen, butat the expense of such disadvantages in the pawn positionthat it is questionable whether the whole variation (called…
Chess
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