(;GM[1]FF[4]SZ[19]
GN[A middlegame position]
PC[http://senseis.xmp.net/?DroppingBack]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?DroppingBack

A middlegame position]
PL[B]

AB[cb][jb][bc][dc][fc][ic][bd][cd][id][jd][be][je][bf][jf][hg]
AW[ha][eb][gb][ib][ec][hc][dd][hd][ce][de][ie][if][cg][ig][jg][ih]

;B[cf]C[B1]MN[1]

;
)
