(;AB[ss][sr][sq][sn][rn][qn][qo][po][oo][no][mo][mp][nq][nr][oq][pq][pr][qr][qs][lr][ls][ms]AW[or][os][ps][rs][rr][rq][rp][ro][so][np][op][pp][qp][mq][mr][lq][kq][kr][ks][ko]TR[lr][ls][ms]GC["Mathematics of Go Game" by SHIMADA Takuya, publ. 1958 by Maki Shoten. Chapt. 6, p 100, Dia. 7]N["Mathematics of Go Game" by SHIMADA Takuya, publ. 1958 by Maki Shoten. Chapt. 6, p 100, Dia. 7] )