1(;GM[1]FF[3] 2SZ[9] 3GN[1] 4AW[ab][bb][cc][bd][cd][ce][af][bf][bg][cg][dg][eg] 5AB[ba][ca][da][db][fb][ac][dc][gc][ad][dd][de][ee][fe][cf][df][gf][ag][ah][bh][ch][dh][eh][fh] 6) 7