(;GM[1]FF[4]SZ[19]
GN[White gains more space]
PC[http://senseis.xmp.net/?GokyoSeimyoVolume3Problem87/Attempts]AP[GoWiki:2009]
DT[2010-02-03]
C[Diagram from http://senseis.xmp.net/?GokyoSeimyoVolume3Problem87/Attempts

White gains more space]
PL[B]

AB[mb][nb][mc][rc][md][pd][rd][me][qe][mf][pf][rf][og]
AW[ob][qb][nc][qc][nd][qd][ne][oe][pe]

;B[pc]C[B1]MN[1]
;W[rb]C[W2]MN[2]

;
)
