(;GM[1]FF[4]SZ[19]
GN[Feeding the solution]
PC[https://senseis.xmp.net/?FusekiExercise6/SolutionByLZ]AP[GoWiki:2009]
DT[2019-12-06]
C[Diagram from https://senseis.xmp.net/?FusekiExercise6/SolutionByLZ

Feeding the solution]
PL[B]

AB[oc][qd][cn][cp][dq][eq]
AW[cd][ep][fp][jp][fq][qq]
LB[jc:a][ck:c]

;B[qj]C[B1]MN[1]
;W[fc]C[W2]MN[2]
;B[qm]C[B3]MN[3]
;W[np]C[W4]MN[4]

;LB[jc:a][ck:c]
)
