(;GM[1]FF[4]SZ[19]
GN[Black to play and connect underneath]
PC[http://senseis.xmp.net/?GokyoShumyoSection6Problem49]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?GokyoShumyoSection6Problem49

Black to play and connect underneath]
PL[B]

AB[ba][ab][cb][gb][bc][gc][cd][gd][id][be][ce][ge][ie][df][eg]
AW[eb][cc][fc][ic][jc][bd][kd][de][ee][fe][gf][hf][kf][fg][jg]


;
)
