has_competitor
Use it like this:
- [ #has/_competitor :: Person, SportsTeam ] or
- [ has_competitor :: Person, SportsTeam ]
A competitor in a sports event.
Relation describes that: [ #has_/domain :: SportsEvent ] ( #has_/name :: has_competitor ) ( #has_/range :: Person, SportsTeam )
[ #has_/sub_properties :: [ awayTeam, homeTeam ] ]