(;GM[1]FF[4]SZ[19]
GN[Example 1.5]
PC[http://senseis.xmp.net/?SekiWithEyesQuestion6]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?SekiWithEyesQuestion6

Example 1.5]
PL[W]

AB[am][bm][cm][cn][co][do][dp][dq][ar][dr][bs][ds]
AW[an][bn][ao][bo][cp][aq][bq][cq][cr][cs]

;W[br]C[W1]MN[1]
;B[bp]C[B2]MN[2]
;W[as]C[W3]MN[3]
;B[ap]C[B4]MN[4]

;
)
