['shuttle', 'track', 'EmptyParameter', 'system', 'to']
["Synset('sports_equipment.n.01')", 'chase-51.6', 'EmptyParameter', "Synset('artifact.n.01')", 'to']
The shuttle has been tracked to a planetary system 06 light years distant.
the Synset('sports_equipment.n.01') has been tracked to a Synset('planetal.a.01') Synset('artifact.n.01') 06 Synset('light.a.06') Synset('fundamental_quantity.n.01') Synset('distant.a.01').