(;GM[1]FF[4]SZ[19]
GN[The placement of 1 kills the corner.]
PC[https://senseis.xmp.net/?XuanxuanQijingProblem194/Solution]AP[GoWiki:2009]
DT[2020-03-28]
C[Diagram from https://senseis.xmp.net/?XuanxuanQijingProblem194/Solution

The placement of 1 kills the corner.]
PL[B]

AB[ra][hb][rb][gc][ic][jc][qc][kd][md][nd][pd][qd][ke][oe][pf]
AW[pa][qa][ob][qb][kc][lc][nc][oc][pc][od]

;B[na]C[B1]MN[1]

;
)
