['they', 'access', 'node', 'EmptyParameter', 'EmptyParameter']
['<PRP>', 'access', "Synset('machine.n.01')", 'EmptyParameter', 'EmptyParameter']
They access a sensor node to examine the relays for themselves.
<PRP> access a Synset('instrumentality.n.03') Synset('machine.n.01') to examine the Synset('contest.n.01') for <PRP>.