['they', 'know', 'retaliate', 'EmptyParameter', 'EmptyParameter'] ['they', 'retaliate', 'EmptyParameter', 'species', 'against'] ['they', 'view', 'EmptyParameter', 'threat', 'as']
['<PRP>', 'comprehend-87.2', 'conspire-71', 'EmptyParameter', 'EmptyParameter'] ['<PRP>', 'conspire-71', 'EmptyParameter', "Synset('category.n.02')", 'against'] ['<PRP>', 'characterize-29.2', 'EmptyParameter', "Synset('statement.n.01')", 'as']
They have been known to retaliate against species which they view as a threat.
<PRP> have been known to retaliate against Synset('category.n.02') which <PRP> view as a Synset('statement.n.01').