(;GM[1]FF[4]SZ[19]
GN[Var at 2 in failure diagram]
PC[http://senseis.xmp.net/?GokyoShumyoSection1Problem63/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?GokyoShumyoSection1Problem63/Solution

Var at 2 in failure diagram]
PL[W]

AB[na][ib][lb][mb][nb][qb][ic][qc][jd][kd][od][pd][me][ne]
AW[kb][ob][pb][kc][lc][mc][nc]

;W[oc]C[W1]MN[1]
;B[ma]C[B2]MN[2]
;W[pa]C[W3]MN[3]
;B[ka]C[B4]MN[4]
;W[ja]C[W5]MN[5]
;B[jb]C[B6]MN[6]

;
)
