(;GM[1]FF[4]SZ[19]
GN[Big]
PC[http://senseis.xmp.net/?StrangeThingsHappenAtTheOneTwoPoint/Problem6Attempts]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?StrangeThingsHappenAtTheOneTwoPoint/Problem6Attempts

Big]
PL[B]

AB[dn][en][co][fo][cp][dp][ep][bq][cq][dr]
AW[bm][dm][em][fm][cn][gn][bo][go][bp][fp][dq][eq][gq][er]

;B[bs]C[B1]MN[1]
;W[eo]C[W2]MN[2]
;B[ds]C[B3]MN[3]

;
)
