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

Counting ko threats]
PL[B]

AB[gp][hp][ip][jp][kp][lp][mp][np][eq][fq][nq][pq][er][or][es][os]
AW[gq][iq][jq][kq][lq][mq][fr][gr][lr][nr][fs][ms][ns]


;
)
