['agent', 'discover', 'they', 'EmptyParameter', 'EmptyParameter'] ['agent', 'discover', 'fire', 'EmptyParameter', 'EmptyParameter']
["Synset('grammatical_category.n.01')", 'discover-84', '<PRP>', 'EmptyParameter', 'EmptyParameter'] ["Synset('grammatical_category.n.01')", 'discover-84', "Synset('oxidation.n.01')", 'EmptyParameter', 'EmptyParameter']
Agents of the Suliban Cabal discover them and open fire.
Synset('grammatical_category.n.01') of the <ORGANIZATION>9 <ORGANIZATION>12 discover <PRP> and Synset('overt.a.01') Synset('oxidation.n.01').