(;GM[1]FF[4]SZ[19]
GN[idea 2:]
PC[http://senseis.xmp.net/?TesujiFromAmateurGames3/PartTwoSolution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?TesujiFromAmateurGames3/PartTwoSolution

idea 2:]
PL[B]

AB[oo][po][nq][oq][pq][mr][or][ns]
AW[on][pn][do][mo][no][dp][np][dq][dr]

;B[lq]C[B1]MN[1]
;W[kq]C[W2]MN[2]
;B[mp]C[B3]MN[3]
;W[lp]C[W4]MN[4]
;B[mq]C[B5]MN[5]
;W[jp]C[W6]MN[6]
;B[kr]C[B7]MN[7]
;W[jr]C[W8]MN[8]
;B[ls]C[B9]MN[9]

;
)
