(;GM[1]FF[4]SZ[19]
GN[This 18 instead? Black 'a' or White 'b' a big play]
PC[http://senseis.xmp.net/?GettingToBQM20]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?GettingToBQM20

This 18 instead? Black 'a' or White 'b' a big play]
PL[B]

AB[qc]
AW[dd][od][qe][pk]
CR[pk]
LB[kc:a][lc:b]

;B[pd]C[B1]MN[1]
;W[pe]C[W2]MN[2]
;B[oc]C[B3]MN[3]
;W[nd]C[W4]MN[4]
;B[nc]C[B5]MN[5]
;W[md]C[W6]MN[6]
;B[mc]C[B7]MN[7]
;W[ld]C[W8]MN[8]

;CR[pk]
LB[kc:a][lc:b]
)
