(;GM[1]FF[3]SZ[19]
AW[fo][go][ho][ep][hp][jp][fq][jq][er][fr]AB[en][eo][dp][gp][dq][eq][hq][iq][dr][gr]PL[B]C[Black to play and connect underneath.]
(;B[fp]TR[fp];W[gq]
(;B[ep];W[hr])
(;B[fs];W[ep];B[es];W[hr]))
(;B[es];W[fs];B[fp]))