(;GM[1]FF[4]SZ[19]
GN[The great wall]
PC[https://senseis.xmp.net/?GreatWall/ReviewWithAI]AP[GoWiki:2009]
DT[2020-06-19]
C[Diagram from https://senseis.xmp.net/?GreatWall/ReviewWithAI

The great wall]
PL[B]

AB[bb][cb][db][pb][qb][rb][cc][fc][nc][qc][mi][dj][jj][pj][gk]
AW[bc][dc][pc][rc][cd][dd][pd][qd][cf][qf][ch][qh][dp][pp][fq]
CR[fq]
LB[om:b][co:a]

;B[nq]C[B1]MN[1]
;W[oq]C[W2]MN[2]
;B[np]C[B3]MN[3]
;W[qn]C[W4]MN[4]
;B[hq]C[B5]MN[5]

;CR[fq]
LB[om:b][co:a]
)
