(;GM[1]FF[4]SZ[19]
GN[Simple defense]
PC[http://senseis.xmp.net/?HaengmaExercise1/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?HaengmaExercise1/Solution

Simple defense]
PL[W]

AB[qb][qc][kd][md][pd][qf][kg][mg]
AW[pb][jc][kc][nc][ne][of][ig][qh][ji]

;W[mc]C[W1]MN[1]
;B[nd]C[B2]MN[2]
;W[od]C[W3]MN[3]
;B[oc]C[B4]MN[4]
;W[oe]C[W5]MN[5]
;B[me]C[B6]MN[6]

;
)
