['he', 'detect', 'EmptyParameter', 'grid', 'in']
['<PRP>', 'see-30.1-1-1', 'EmptyParameter', "Synset('sheet.n.06')", 'in']
He has detected in the security grid.
<PRP> has detected in the Synset('division.n.04') Synset('sheet.n.06').