Chess Board
[ECO code C62] Move Move Move Here Move Here
RUY LOPEZ
Steinitz Defence (alt. route)
Black's queen's bishop brought to Q2(d7) halved the QKt pin, so that 5.BxKt..BxB would target White's KP.
White now advances a forceful Queen's Pawn to the centre, freeing his QB and challenging Black's KP. 
     White   Black
 1.  P-K4    P-K4
 2.  Kt-KB3  Kt-QB3
 3.  B-Kt5   P-Q3
 4.  Kt-B3   B-Q2
 5.  P-Q4	    Main 5W,4W route
BLACK to Move or Undo or Jump or Clear
 
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