(;GM[1]FF[4]SZ[10]
GN[Allow white to take the marked stone, but make sure you get the two corner positions then. But first things first. Make sure white doesn't get two squares with no effort.]
PC[https://senseis.xmp.net/?TwoSquares]AP[GoWiki:2009]
DT[2022-11-29]
C[Diagram from https://senseis.xmp.net/?TwoSquares

Allow white to take the marked stone, but make sure you get the two corner positions then. But first things first. Make sure white doesn't get two squares with no effort.]
PL[B]

AB[bc][fc][fd][id][ce][fe][ff][cg][dg][eg][gh]
AW[cb][cc][dc][ec][bd][cd][ee][ef]
CR[dd][ce][df]
MA[eb]
LN[bd:bf][bf:df][df:dd][dd:bd]


;CR[dd][ce][df]
MA[eb]
LN[bd:bf][bf:df][df:dd][dd:bd]
)
