(;GM[1]FF[4]SZ[19]
GN[Shortage of liberties]
PC[http://senseis.xmp.net/?RTGProblem37/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?RTGProblem37/Solution

Shortage of liberties]
PL[W]

AB[an][bn][co][do][eo][fo][ap][bp][fp][bq][eq][fq][gq][dr][gr][bs][ds][gs]
AW[cp][dp][ep][aq][cq][dq][ar][br][cr][cs]

;W[er]C[W1]MN[1]
;B[as]C[B2]MN[2]

;
)
