['alien', 'appear', 'they', 'EmptyParameter', 'EmptyParameter'] ['alien', 'attack', 'EmptyParameter', 'EmptyParameter', 'EmptyParameter']
["Synset('imaginary_being.n.01')", 'appear-48.1.1', '<PRP>', 'EmptyParameter', 'EmptyParameter'] ["Synset('imaginary_being.n.01')", 'judgment-33.1', 'EmptyParameter', 'EmptyParameter', 'EmptyParameter']
The alien appears and attacks the three of them with an unknown weapon.
the Synset('imaginary_being.n.01') appears and attacks the three of <PRP> with an Synset('unknown.a.01') Synset('communication.n.01').