(;AW[dr]AW[cr]AW[cq]AW[bp]AW[bo]AB[bn]AB[cn]AB[do]AB[dp]AB[dq]AB[er]AB[gq]AB[gp]AB[ip]AW[eq]AW[fp]AW[en]AW[fn]AW[gn]AW[bl]AW[dl]AW[ek]AB[jp]C[connect black]AP[goproblems] (;B[fo];W[eo] (;B[ep] (;W[go] (;B[fq]C[CHOICERIGHT]) (;B[fr]C[RIGHT])) (;W[fq];B[fr]C[CHOICERIGHT])) (;B[fq];W[ep]) (;B[fr];W[ep])) (;B[eo];W[fo]) (;B[fq];W[ep]) (;B[ep];W[fq] (;B[fr];W[fo]) (;B[fo];W[fr] (;B[eo];W[go]) (;B[go];W[eo]) (;B[gr];W[es] (;B[eo];W[go]) (;B[go];W[eo])))) (;B[fr];W[ep]) (;B[dn];W[ep]) (;B[cp];W[ep]) (;B[gr];W[ep]) (;B[cm];W[ep]) (;B[cl];W[ck]C[not good exchange]) (;B[dm];W[ep]))