(;GM[1]FF[4]SZ[19]
GN[White first]
PC[http://senseis.xmp.net/?BeginnerExercise11/EndgameQuestion]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?BeginnerExercise11/EndgameQuestion

White first]
PL[W]

AB[cq][fq][gq][hq][iq][jq][kq][lq][mq][nq][dr][fr][nr][cs][js][ks]
AW[gr][hr][ir][jr][kr][lr][mr][ds][es][fs][gs]

;W[ns]C[W1]MN[1]
;B[ms]C[B2]MN[2]
;W[is]C[W3]MN[3]
;B[os]C[B4]MN[4]

;
)
