(;GM[1]FF[4]SZ[19]
GN[Reducing the eyespace 4]
PC[http://senseis.xmp.net/?DieterVerhofstadt/SolvingProblems]AP[GoWiki:2009]
DT[2014-06-23]
C[Diagram from http://senseis.xmp.net/?DieterVerhofstadt/SolvingProblems

Reducing the eyespace 4]
PL[B]

AB[nl][ol][pl][ql][pm][mn][pn][rn][lo][qo][mp][qp][mq][oq][mr]
AW[om][qm][on][qn][oo][po][np][pp][pq][nr][or]
CR[qm][qn]
LB[rs:a]

;B[rq]C[B1]MN[1]
;W[qr]C[W2]MN[2]
;B[nq]C[B3]MN[3]
;W[rr]C[W4]MN[4]
;B[qq]C[B5]MN[5]
;W[sr]C[W6]MN[6]
;B[ns]C[B7]MN[7]
;W[os]C[W8]MN[8]
;B[pr]C[B9]MN[9]
;W[ps]C[W10]MN[10]

;CR[qm][qn]
LB[rs:a]
)
