(;GM[1]FF[4]SZ[19]
GN[Does it work w/ only two liberties?]
PC[http://senseis.xmp.net/?XuanxuanQijingProblem168/Attempts]AP[GoWiki:2009]
DT[2015-03-06]
C[Diagram from http://senseis.xmp.net/?XuanxuanQijingProblem168/Attempts

Does it work w/ only two liberties?]
PL[B]

AB[bj][cj][dj][ek][fl][cm][cn][fn][gn][bo][go][io][cp][kp][cq][dq][lq][dr][fr][gr][hr][kr][ds][es][fs][gs]
AW[ck][dl][dm][bn][dn][co][do][fo][dp][fp][eq][fq][gq][hq][iq][er][ir][jr][hs][is]

;B[bm]C[B1]MN[1]
;W[bp]C[W2]MN[2]
;B[an]C[B3]MN[3]
;W[bq]C[W4]MN[4]
;B[br]C[B5]MN[5]
;W[cs]C[W6]MN[6]
;B[cr]C[B7]MN[7]
;W[bs]C[W8]MN[8]
;B[as]C[B9]MN[9]

;
)
