Predicate: tracking
Roleset id: tracking.01 , Following, vncls: , framnet:
Roles:
        Arg0: Thing following
        Arg1: Thing followed
        Arg2: Benefactive
        Arg3: Instrument
Example: Arg0,1
        person: ns,  tense: ns,  aspect: ns,  voice: ns,  form: ns
        The hunter's tracking the deer in the woods was halted by a sudden snowstorm.
        Arg0: The hunter's
        Rel: tracking
        Arg1: the deer
        Argm-loc: in the woods
Roleset id: tracking.03 , Being on track in relation to, vncls: , framnet:
Roles:
        Arg1: Thing on track
        Arg2: Track itself
Example: Arg1,2
        person: ns,  tense: ns,  aspect: ns,  voice: ns,  form: ns
        His progress's tracking with the expected milestones is entirely due to his determination and the hard work of his caregivers.
        Arg1: His progress's
        Rel: tracking
        Arg2: with the expected milestones
Predicate: tracking_down
Roleset id: tracking.02 , Finding, vncls: , framnet:
Roles:
        Arg0: Finder
        Arg1: Thing found
        Arg2: Benefactive, found for
Example: Arg0,1,2
        person: ns,  tense: ns,  aspect: ns,  voice: ns,  form: ns
        The reporter's tracking down the lone witness for his story made the piece much more compelling than it otherwise would have been.
        Arg0: The reporter's
        Rel: tracking down
        Arg1: the lone witness
        Arg2: for his story