['they', 'find', 'EmptyParameter', 'danger', 'in']
['<PRP>', 'declare-29.4', 'EmptyParameter', "Synset('state.n.02')", 'in']
The intruders aren't aware that the crew is in the catwalk, but if they find out the crew will be in danger.
the Synset('traveler.n.01') aren't Synset('mindful.a.01') that the Synset('unit.n.03') is in the catwalk, but if <PRP> find out the Synset('unit.n.03') will be in Synset('state.n.02').