(;AB[da]AB[cb]AB[cc]AB[dd]AB[bd]AB[be]AB[fd]AB[gd]AB[hd]AB[id]AB[gb]AB[je]AB[jc]AB[kc]AB[kb]AW[bc]AW[bb]AW[dc]AW[db]AW[eb]AW[fc]AB[hc]AW[gc]AW[ed]AW[fe]AW[ef]AW[cd]AW[cf]AW[ce]AW[bf]AW[hb]AW[ib]AW[jb]AW[ic]AP[goproblems]
(;B[ha];W[fb];B[fa];W[ga]C[play at T19 if you need a ko threat];B[sa];W[sb];B[gb];W[ra];B[ga]MA[ia]TR[ea]C[RIGHT])
(;B[fa];W[ha];B[fb];W[ec];B[ja];W[ca])
(;B[fb];W[ec]
(;B[ha];W[fa])
(;B[ea];W[ca];B[ja];W[ga])))