['it', 'leave', 'range', 'EmptyParameter', 'EmptyParameter']
['<PRP>', 'leave-51.2-1', "Synset('home_appliance.n.01')", 'EmptyParameter', 'EmptyParameter']
Before it leaves sensor range.
before <PRP> leaves Synset('instrumentality.n.03') Synset('home_appliance.n.01').