['blood-sport', 'involve', 'team', 'EmptyParameter', 'EmptyParameter']
['blood-sport', 'involve-107.1', "Synset('biological_group.n.01')", 'EmptyParameter', 'EmptyParameter']
Rake-riding was a competitive blood-sports which involved teams of riders competing on flightless uvaks, winged reptilian beasts native to Kesh.
rake-riding was a Synset('competitive.a.01') blood-sport which involved Synset('biological_group.n.01') of Synset('section.n.01') competing on flightless uvaks, Synset('winged.a.01') <ORGANIZATION>5 Synset('wrongdoer.n.01') Synset('native.a.03') to <MISC>1.