(;GM[1]FF[4]SZ[19]
GN[Main line]
PC[http://senseis.xmp.net/?UnderTheStonesProblem8/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?UnderTheStonesProblem8/Solution

Main line]
PL[W]

AB[fa][cb][db][fb][fc][gc][hc][cd][dd][ed]
AW[ea][bb][eb][bc][ec][jc][kc][lc][bd][fd][gd][hd][id][ce][de][ee]

;W[hb]C[W1]MN[1]
;B[ib]C[B2]MN[2]
;W[ia]C[W3]MN[3]
;B[ja]C[B4]MN[4]
;W[ha]C[W5]MN[5]
;B[gb]C[B6]MN[6]
;W[ic]C[W7]MN[7]
;B[ga]C[B8]MN[8]

;
)
