(;GM[1]FF[4]SZ[19]
GN[Preventing in one overlapping position]
PC[http://senseis.xmp.net/?TwoSquares]AP[GoWiki:2009]
DT[2018-10-21]
C[Diagram from http://senseis.xmp.net/?TwoSquares

Preventing in one overlapping position]
PL[B]

AB[dh][fh][kh][lh][mh][di][fi][ki][mi][dj][ej][fj][gj][hj][kj][lj][mj][nj][oj][fk][hk][mk][ok][fl][gl][hl][nl]
AW[eh][ml][ol]
CR[eh][ml][ol]


;CR[eh][ml][ol]
)
