(;AW[cq]AW[cp]AW[co]AW[dr]AW[er]AW[dn]AW[fq]AW[gp]AW[go]AW[fo]AW[eo]AW[hq]AW[hr]AB[fr]AB[gr]AB[gq]AB[en]AB[fn]AB[gn]AB[ho]AB[hp]AB[do]AB[dp]AB[eq]
(;W[dq];B[fp];W[ep]C[Black has no way to capture the 2 White stones on the H line. Also Black has to defend against the cut at H6.RIGHT])
(;W[ep];B[fp])
(;W[gs];B[fp]
(;W[fs];B[ep]C[Connecting underneath in sente is nice, but Black could not capture the marked stones anyway. Also Black has become very strong in the center. The cut at H6 is gone and now White can be cut at C6.]MA[hq]MA[hr])
(;W[dq];B[ep]C[Just connecting in gote is quite bad. Never force your opponent to do something (s)he needs to do anyway.]))
(;W[fs];B[fp]
(;W[gs];B[ep]C[Connecting underneath in sente is nice, but Black could not capture the marked stones anyway. Also Black has become very strong in the center. The cut at H6 is gone and now White can be cut at C6.]MA[hr]MA[hq])
(;W[dq];B[ep]C[Just connecting in gote is quite bad. Never force your opponent to do something (s)he needs to do anyway.]))
(;W[fp];B[ep]C[By taking the stones Black also prevents the connection underneath.]))
