PMC:1584416 / 2264-2276 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T616","span":{"begin":4,"end":11},"obj":"VBN"},{"id":"T624","span":{"begin":1,"end":3},"obj":"VBZ"}],"relations":[{"id":"R300","pred":"auxpass","subj":"T624","obj":"T616"}],"text":" is limited "}