(;GM[1]FF[4]SZ[19]
GN[Common Snapback]
PC[http://senseis.xmp.net/?SnapbackProblem2/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?SnapbackProblem2/Solution

Common Snapback]
PL[B]

AB[ba][ha][bb][cb][hb][bc][dc][hc][cd][dd][ce]
AW[ca][da][db][fb][ec][ed][de][ee]
CR[ca][da][db]

;B[fa]C[B1]MN[1]
;W[gc]C[W2]MN[2]
;B[eb]C[B3]MN[3]

;CR[ca][da][db]
)
