(;GM[1]FF[4]SZ[19]
GN[Symmetry]
PC[https://senseis.xmp.net/?Dieter/TheCarpentersSquareIsNotAsHardAsItLooks]AP[GoWiki:2009]
DT[2020-04-26]
C[Diagram from https://senseis.xmp.net/?Dieter/TheCarpentersSquareIsNotAsHardAsItLooks

Symmetry]
PL[B]

AB[eb][ec][ed][be][ce][de][ee]
AW[db][dc][bd][cd][dd]
TR[aa][cc]
LB[ba:a][ca:b][da:d][cb:c]

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

;TR[aa][cc]
LB[ba:a][ca:b][da:d][cb:c]
)
