(;GM[1]FF[4]SZ[19]
GN[Throw in]
PC[http://senseis.xmp.net/?BeginnerExercise207/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?BeginnerExercise207/Solution

Throw in]
PL[B]

AB[ea][ga][cb][eb][fb][gb][cc][dc]
AW[ca][bb][hb][ec][fc][gc][hc][bd][cd][dd]

;B[ba]C[B1]MN[1]
;W[aa]C[W2]MN[2]

;
)
