(;AP[goproblems]AB[hs]AB[hr]AB[gq]AB[fr]AB[lr]AB[ls]AB[mq]AB[nr]AW[lq]AW[lp]AW[hq]AW[hp]AW[ir]AW[kr]C[How can black connect his two groups?](;B[jr](;W[jq];B[js]C[Black 1 applies the proverb 'play at the centre of symmetrical shape.' If White 2, Black 3. All other white moves also fail. RIGHT])(;W[js];B[jq]C[Black 1 applies the proverb 'play at the centre of symmetrical shape.' If White 2, Black 3. All other white moves also fail. RIGHT]))(;B[iq];W[jq]C[CHOICE])(;B[kq];W[jq]C[CHOICE])(;B[ks];W[js]C[CHOICE])(;B[is];W[js]C[CHOICE])(;B[jq];W[jr](;B[ks];W[js];B[kq];W[iq]C[CHOICE])(;B[kq];W[iq]C[CHOICE])(;B[is];W[js](;B[iq];W[kq]C[CHOICE])(;B[kq];W[iq]))(;B[iq];W[kq];B[js];W[ks]C[CHOICE]))(;B[js];W[jr](;B[ks];W[is]C[CHOICE])(;B[is];W[ks]C[CHOICE])))