(;GM[1]FF[4]SZ[19]
GN[Proper technique]
PC[http://senseis.xmp.net/?NonJosekiExercise2/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?NonJosekiExercise2/Solution

Proper technique]
PL[B]

AB[ec][cd]
AW[dc][ed]
LB[fb:a][gb:b]

;B[dd]C[B1]MN[1]
;W[fc]C[W2]MN[2]
;B[eb]C[B3]MN[3]
;W[fd]C[W4]MN[4]
;B[db]C[B5]MN[5]

;LB[fb:a][gb:b]
)
