['Archer', 'activate', 'sensor', 'EmptyParameter', 'EmptyParameter'] ['Archer', 'leave', 'message', 'EmptyParameter', 'EmptyParameter']
['<PERSON>2', 'other_cos-45.4', "Synset('instrumentality.n.03')", 'EmptyParameter', 'EmptyParameter'] ['<PERSON>2', 'become-109.1-1-1', "Synset('abstraction.n.06')", 'EmptyParameter', 'EmptyParameter']
Archer activates a visual sensor, and leaves a message for the aliens.
<PERSON>2 activates a Synset('ocular.a.02') sensor, and leaves a Synset('abstraction.n.06') for the Synset('imaginary_being.n.01').