(;GM[1]FF[4]SZ[19]
GN[Two eyes]
PC[http://senseis.xmp.net/?SnapbackProblem41/Solution]AP[GoWiki:2009]
DT[2009-06-19]
C[Diagram from http://senseis.xmp.net/?SnapbackProblem41/Solution

Two eyes]
PL[B]

AB[en][fn][do][go][dp][ep][fp][cq][dq][br][er][bs][ds]
AW[em][fm][cn][dn][hn][co][ho][cp][gp][hp][bq][fq][hq][ar][fr][hr][es][hs]
CR[ds]


;CR[ds]
)
