['they', 'build', 'shield', 'asteroid', 'around']
['<PRP>', 'build-26.1-1', "Synset('protective_covering.n.01')", "Synset('celestial_body.n.01')", 'around']
They could build a shield around the asteroid.
<PRP> could build a Synset('protective_covering.n.01') around the Synset('celestial_body.n.01').