(;GM[1]FF[4]SZ[19]
GN[Diagonal check]
PC[http://senseis.xmp.net/?DieterVerhofstadt/GoTheoryBasicTechniqueTacticsAndStrategy]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?DieterVerhofstadt/GoTheoryBasicTechniqueTacticsAndStrategy

Diagonal check]
PL[W]

AB[dd]

;W[ee]C[W1]MN[1]

;
)
