advance h pawn to weaken fianchetto or open up file for rook M Dupre-Guegan vs I Ginguene, 2000  (C22) Center Game, 28 moves, 1-0 attacks on kingside fianchetto, opening knight moves to rank 2 S Buecker vs G Mueller, 2000 (C22) Center Game, 38 moves, 1-0 2 games