(;GM[1]FF[4]SZ[19]
GN[How to answer B1?]
PC[http://senseis.xmp.net/?BQM315]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?BQM315

How to answer B1?]
PL[B]

AB[dc][jc][dd][ee][fe][dj]
AW[cc][cd][fd][df][ci]
CR[ci]

;B[ce]C[B1]MN[1]
;W[de]C[W2]MN[2]
;B[cf]C[B3]MN[3]
;W[dg]C[W4]MN[4]
;B[cb]C[B5]MN[5]

;CR[ci]
)
