(;GM[1]FF[4]SZ[19]
GN[black has to descend]
PC[http://senseis.xmp.net/?115WSNotcher]AP[GoWiki:2009]
DT[2013-01-15]
C[Diagram from http://senseis.xmp.net/?115WSNotcher

black has to descend]
PL[W]

AB[gq][hq][fr][hr][ir][jr][kr][lr][gs]
AW[gp][hp][eq][fq][iq][jq][kq][lq][mq][er][mr][es][fs]

;B[jm]C[B4]MN[4]
;W[km]C[W5]MN[5]
;B[ls]C[B8]MN[8]
;W[gr]C[W9]MN[9]

;
)
