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

Basic Diagram 1]
PL[B]

AB[fc][nc][cd][qd][be][de][dg][qh][cj][bm][an][cn][bo][qo][cp][qp][cq][nq][pq]
AW[bc][cc][gc][hc][dd][ed][fd][qj][pn][qn][co][do][po][bp][dp][bq][dq][gq]

;B[ql]C[B1]MN[1]

;
)
