['contact', 'occur', 'EmptyParameter', 'EmptyParameter', 'EmptyParameter']
["Synset('optical_device.n.01')", 'occur-48.3', 'EmptyParameter', 'EmptyParameter', 'EmptyParameter']
This race's first contact with the Borg had occurred 4 years prior.
this race's <ORDINAL>0 Synset('optical_device.n.01') with the <PERSON>7 had occurred <DURATION>3 prior.