(;GM[1]FF[4]SZ[19]
GN[All black chains are unconditionally alive]
PC[http://senseis.xmp.net/?BensonsDefinitionOfUnconditionalLife/Version20100208]AP[GoWiki:2009]
DT[2010-02-07]
C[Diagram from http://senseis.xmp.net/?BensonsDefinitionOfUnconditionalLife/Version20100208

All black chains are unconditionally alive]
PL[B]

AB[bg][cg][dg][bh][dh][bi][di][aj][cj][bk][ck][al][bl]
CR[cj][bk][ck][al][bl]
SQ[ch]


;CR[cj][bk][ck][al][bl]
SQ[ch]
)
