(;GM[1]FF[4]SZ[19]
GN[Efficient connection]
PC[http://senseis.xmp.net/?Noseki4]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?Noseki4

Efficient connection]
PL[B]

AB[jc][dd][ee][ef][gf]
AW[cc][fc][df][eg][fg]
CR[jc][jd][ge][gf]
LB[cd:a][dg:b]

;B[dc]C[B1]MN[1]
;W[db]C[W2]MN[2]
;B[eb]C[B3]MN[3]
;W[bb]C[W4]MN[4]
;B[da]C[B5]MN[5]
;W[cb]C[W6]MN[6]
;B[ec]C[B7]MN[7]
;W[cf]C[W8]MN[8]

;CR[jc][jd][ge][gf]
LB[cd:a][dg:b]
)
