['intruder', 'switch', 'place', 'EmptyParameter', 'EmptyParameter'] ['intruder', 'take', 'identity', 'EmptyParameter', 'EmptyParameter']
["Synset('traveler.n.01')", 'convert-26.6.2-1-1', "Synset('location.n.01')", 'EmptyParameter', 'EmptyParameter'] ["Synset('traveler.n.01')", 'remove-10.1', "Synset('function.n.01')", 'EmptyParameter', 'EmptyParameter']
A shapeshifting alien intruder has switched places with Tucker and taken the commander's identity.
a shapeshifting alien Synset('traveler.n.01') has switched Synset('location.n.01') with <PERSON>4 and taken the commander's Synset('function.n.01').