(;GM[1]FF[4]SZ[19]
GN[Comparison 1]
PC[http://senseis.xmp.net/?BQM510]AP[GoWiki:2009]
DT[2010-03-01]
C[Diagram from http://senseis.xmp.net/?BQM510

Comparison 1]
PL[W]

AB[bh][bi][ci][di][dj]
AW[ai][bj][cj][dk][dl][cm]

;W[ah]C[W1]MN[1]
;B[ag]C[B2]MN[2]
;W[aj]C[W3]MN[3]
;B[bg]C[B4]MN[4]

;
)
