$ sleep 10000 & sleep 10000 & sleep 10000 & sleep 10000 & sleep 10000 &
$ jobs -l | grep '^[3]'
[3]- 26898 Läuft                  sleep 10000 &
$ jobs -l | grep '^[3]' | cut -c5-10
 26898

$ kill `jobs -l | grep '^[3]' | cut -c5-10`
[3]-  Beendet                 sleep 10000

$ jobs -l | sed -e 's/^[(.)][-+ ]s*([0-9]*).*$/1 2/g'
1 26882
2 26890
4 26906

$ jobs -l | sed -e 's/^[(.)][-+ ]s*([0-9]*).*$/1t2/g' | grep $'^2t'
2   26890
$ jobs -l | sed -e 's/^[(.)][-+ ]s*([0-9]*).*$/1t2/g' | grep $'^2t' | cut -f 2
26890
$ kill `jobs -l | sed -e 's/^[(.)][-+ ]s*([0-9]*).*$/1t2/g' | grep $'^2t' | cut -f 2`
[2]-  Beendet                 sleep 10000