Passenger age for all or one of the passengers in PNR is more or less than xx years at time of departure or travel completion.
You can specify keywords to match or you can use the pre defined words which are listed in the settings (https://xyz.traveknowledgy.com/en-GB/settings#GDSCommon)
A wildcard character can be used either as a prefix or a suffix to substitute for any other character(s) in a string.
Underscore (_) substitutes any single character.