(;GM[1]FF[4]SZ[19]
GN[Efficient]
PC[http://senseis.xmp.net/?PushingBattlesInJoseki9]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?PushingBattlesInJoseki9

Efficient]
PL[B]

AB[cd][fe]
AW[fd]
CR[fe]

;W[ge]C[W2]MN[2]
;B[ee]C[B3]MN[3]
;W[gd]C[W4]MN[4]

;CR[fe]
)
