(;GM[1]FF[4]SZ[19]
GN[path 1 - optimal]
PC[http://senseis.xmp.net/?BeginnerExercise237/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?BeginnerExercise237/Solution

path 1 - optimal]
PL[B]

AB[bb][cb][db][eb][fb][bc][fc][fd][gd][hd][bf][cg][ch][ci]
AW[ab][gb][ib][ac][cc][dc][ec][gc][ic][bd][id][ce][ie][ef][ff][hf][dh]
CR[cc][dc][ec]

;B[de]C[B1]MN[1]
;W[df]C[W2]MN[2]
;B[ed]C[B3]MN[3]
;W[cf]C[W4]MN[4]
;B[cd]C[B5]MN[5]

;CR[cc][dc][ec]
)
