PMC:549712 / 31-59 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T274","span":{"begin":1,"end":4},"obj":"VBZ"},{"id":"T275","span":{"begin":5,"end":14},"obj":"JJ"},{"id":"T276","span":{"begin":15,"end":24},"obj":"NNS"}],"relations":[{"id":"R7","pred":"amod","subj":"T275","obj":"T276"},{"id":"R8","pred":"dobj","subj":"T276","obj":"T274"}],"text":" has essential functions dur"}