(;GM[1]FF[4]SZ[19]
GN[shortage of liberties]
PC[https://senseis.xmp.net/?GokyoShumyoSection2Problem2/Solution]AP[GoWiki:2009]
DT[2023-01-04]
C[Diagram from https://senseis.xmp.net/?GokyoShumyoSection2Problem2/Solution

shortage of liberties]
PL[B]

AB[fb][fc][bd][cd][dd][ed]
AW[bb][eb][cc][dc]
LB[ec:a]

;B[ea]C[B1]MN[1]
;W[da]C[W2]MN[2]
;B[fa]C[B3]MN[3]
;W[ca]C[W4]MN[4]
;B[bc]C[B5]MN[5]
;W[ab]C[W6]MN[6]
;B[db]C[B7]MN[7]

;LB[ec:a]
)
