(;GM[1]FF[4]SZ[9]
GN[9x9 Solution a)]
PC[http://senseis.xmp.net/?PracticalEndgameTest8]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?PracticalEndgameTest8

9x9 Solution a)]
PL[B]

AB[fa][fb][hb][fc][gc][hc][dd][gd][de][ee][cf][df][ef][ff][gf][bg][cg][ah][bh][dh][eh][ci][fi]
AW[ba][ea][ab][cb][db][eb][ac][bc][cc][dc][ad][cd][hd][ae][ce][he][af][hf][dg][fg][hg][fh][gh][hh]

;B[gi]C[B1]MN[1]
;W[hi]C[W2]MN[2]
;B[ei]C[B3]MN[3]
;W[eg]C[W4]MN[4]
;B[id]C[B5]MN[5]
;W[ie]C[W6]MN[6]
;B[ic]C[B7]MN[7]
;W[ge]C[W8]MN[8]
;B[bf]C[B9]MN[9]
;W[be]C[W10]MN[10]

;
)
