['pilot', 'fly', 'glider', 'plateau', 'over']
["Synset('supporting_structure.n.01')", 'drive-11.5-1', "Synset('aircraft.n.01')", "Synset('natural_elevation.n.01')", 'over']
One of his ancestors was a pilot who flew the first orbital glider over the lower Martian plateau.
one of <PRP> Synset('person.n.01') was a Synset('supporting_structure.n.01') who flew the <ORDINAL>0 Synset('orbital.a.02') Synset('aircraft.n.01') over the Synset('low.a.05') <MISC>3 Synset('natural_elevation.n.01').