(;GM[1]FF[4]SZ[19]
GN[Pitfall 2]
PC[http://senseis.xmp.net/?GokyoShumyoSection1Problem47/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?GokyoShumyoSection1Problem47/Solution

Pitfall 2]
PL[B]

AB[na][nb][nc][oc][pc][qd][rd]
AW[oa][pa][ra][ob][pb][rb][sb][qc]

;B[qb]C[B1]MN[1]
;W[qa]C[W2]MN[2]
;B[rc]C[B3]MN[3]

;
)
