(;AB[br]AB[as]AB[cr]AW[dr]AW[er]AW[fs]TR[gs]TR[gr]TR[gq]TR[fq]TR[eq]TR[dq]TR[cq]TR[bq]TR[aq]C[The triangles are edges of the board. Ruleset is Japanese rules. And I'll ignore even if you flag down or vote down irregular boards.FORCE]AP[goproblems] (;B[ds]TR[gs]TR[gr]TR[gq]TR[fq]TR[dq]TR[eq]TR[cq]TR[bq]TR[aq]C[FORCE];W[cs]TR[gs]TR[gq]TR[gr]TR[fq]TR[eq]TR[dq]TR[cq]TR[bq]TR[aq]C[FORCE];B[bs]TR[gs]TR[gr]TR[gq]TR[fq]TR[eq]TR[dq]TR[bq]TR[cq]TR[aq]C[RIGHT]) (;B[cs]TR[gs]TR[gr]TR[gq]TR[fq]TR[eq]TR[dq]TR[cq]TR[aq]TR[bq]C[FORCE];W[ds]TR[gs]TR[gr]TR[gq]TR[fq]TR[eq]TR[dq]TR[cq]TR[bq]TR[aq]) (;B[bs]TR[gs]TR[gr]TR[gq]TR[fq]TR[eq]TR[dq]TR[cq]TR[bq]TR[aq]C[FORCE];W[ds]TR[gs]TR[gr]TR[gq]TR[fq]TR[eq]TR[cq]TR[dq]TR[bq]TR[aq]) (;B[ar]TR[gs]TR[gr]TR[gq]TR[fq]TR[eq]TR[cq]TR[dq]TR[bq]TR[aq]) (;B[es]TR[gs]TR[gr]TR[gq]TR[fq]TR[eq]TR[dq]TR[cq]TR[bq]TR[aq]C[FORCE];W[ds]TR[gs]TR[gr]TR[gq]TR[fq]TR[eq]TR[dq]TR[cq]TR[aq]TR[bq]))