(;AP[goproblems]AB[dk]AB[dj]AB[ej]AB[fj]AB[fi]AW[dh]AW[ci]AW[cj]AW[ck]AW[cl]AW[dl]AW[el]AW[fk]AW[ek]AW[gj]AW[hj]AW[gi]AW[fh]AB[eh]AB[dg]AB[cg]AB[bh]AB[bi]TR[fh]C[white has just played the marked stones. Save your stones!](;B[eg];W[ei](;B[fg];W[di])(;B[di];W[ei])(;B[ch];W[di]))(;B[fg];W[gh](;B[ei]C[RIGHT])(;B[eg];W[ei])(;B[ch];W[di](;B[ei];W[eg])(;B[eg];W[ei]))(;B[di];W[ei]))(;B[ei];W[eg])(;B[di];W[ei]C[oops!])(;B[gh];W[fg](;B[eg];W[ei])(;B[ei];W[eg]))(;B[ch];W[di](;B[eg];W[ei])(;B[fg];W[ei])(;B[gh];W[ei])(;B[ei];W[eg])))
