['it', 'be', 'protect', 'EmptyParameter', 'EmptyParameter'] ['it', 'protect', 'EmptyParameter', 'radiation', 'against']
['<PRP>', 'seem-109', 'defend-72.3', 'EmptyParameter', 'EmptyParameter'] ['<PRP>', 'defend-72.3', 'EmptyParameter', "Synset('medical_care.n.01')", 'against']
It is to protect against ambient radiation.
<PRP> is to protect against ambient Synset('medical_care.n.01').