(;GM[1]FF[4]SZ[19]
GN[Is it possible?]
PC[http://senseis.xmp.net/?VER2002B23Discussion]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?VER2002B23Discussion

Is it possible?]
PL[W]

AB[lc][oc][pc][pd][qd][oe][df]
AW[ob][cc][nc][qc][fd][nd][pf]
LB[pa:c][rb:d][ld:a][ne:b]

;W[pb]C[W1]MN[1]
;B[mb]C[B2]MN[2]
;W[nb]C[W3]MN[3]
;B[qb]C[B4]MN[4]

;LB[pa:c][rb:d][ld:a][ne:b]
)
