(;AB[pd]AW[dd]AB[pp]AW[dp]AB[cj]AW[qj]AB[fq]AW[cm]AB[cg]AW[gc]AB[dr]AW[cq]LB[iq:A]LB[ei:B]LB[kc:C]C[FORCE]AP[goproblems]
(;B[iq]C[Correct! Black could make his moyo in the under side (Marked E) and after that, Black and white will play in U or VRIGHT]LB[np:U]LB[qn:V]LB[ir:E]LB[is:E]LB[hr:E]LB[hs:E]LB[gr:E]LB[gs:E]LB[fr:E]LB[fs:E]LB[er:E]LB[es:E])
(;B[ei];W[iq]TR[dr]TR[fq]C[Wrong! The marked stones are weak])
(;B[kc];W[iq]C[Wrong! the marked stones are weak]TR[dr]TR[fq]))