['they', 'hear', 'voice', 'EmptyParameter', 'EmptyParameter'] ['they', 'hide', 'EmptyParameter', 'associate', 'with']
['<PRP>', 'discover-84', "Synset('linguistic_relation.n.01')", 'EmptyParameter', 'EmptyParameter'] ['<PRP>', 'concealment-16', 'EmptyParameter', "Synset('happening.n.01')", 'with']
At that moment they hear voices and hide, with two associates.
at that Synset('datum.n.01') <PRP> hear Synset('linguistic_relation.n.01') and hide, with <NUMBER>0 Synset('happening.n.01').