(;GM[1]FF[4]SZ[19]
GN[Straight J group]
PC[https://senseis.xmp.net/?JGroup]AP[GoWiki:2009]
DT[2024-08-24]
C[Diagram from https://senseis.xmp.net/?JGroup

Straight J group]
PL[B]

AB[cb][cc][cd]
AW[db][fb][dc][dd][ce][cf]
LB[ca:a][bb:b][ac:c]

;B[be]C[B1]MN[1]
;W[bf]C[W2]MN[2]
;B[ae]C[B3]MN[3]

;LB[ca:a][bb:b][ac:c]
)
