[FEN "2k4r/p1pq1p2/1p6/4P1p1/2Q4p/P3P1P1/1P3PP1/2R3K1 w -"]

27. gxh4 Rxh4


w b wb bw | w b wb bw

w     an



27. gxh4      an



27...Rxh4      an