(;GM[1]FF[4]SZ[19]
GN[Moves 31 to 40]
PC[https://senseis.xmp.net/?StandardOpening4]AP[GoWiki:2009]
DT[2020-06-23]
C[Diagram from https://senseis.xmp.net/?StandardOpening4

Moves 31 to 40]
PL[B]

AB[oc][qd][de][cf][pl][qm][oo][op][mq][nq][pq][nr][pr][qr][os]
AW[dc][cd][ce][ql][pm][nn][on][po][dp][np][pp][qp][qq]

;B[qn]C[B1]MN[1]
;W[pk]C[W2]MN[2]
;B[ol]C[B3]MN[3]
;W[rk]C[W4]MN[4]
;B[rl]C[B5]MN[5]
;W[qk]C[W6]MN[6]
;B[pn]C[B7]MN[7]
;W[nl]C[W8]MN[8]
;B[ro]C[B9]MN[9]
;W[oq]C[W10]MN[10]

;
)
