My data contains text strings with three important features, an id number separated by":" and a starting date and an end date. I need to get these tree numbers
lambda-authorizer
ontology
azure-aks
ducttape
nsis
failed-installation
lwt
guided-access
javascriptcore
sound-synthesis
xbim
logstash-grok
amazon-cloudsearch
xlsx-js
java-native-interface
algebra
partiql
aws-nuke
anchor-cms
insertadjacenthtml
xslt
circular-dependency
dojox.gfx
flooding
checkboxlist
selinux
repmgr
uwp-maps
rxjs-compat
toastr