PMC:314463 / 4570-4590 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T1380","span":{"begin":5,"end":10},"obj":"VBN"},{"id":"T1401","span":{"begin":2,"end":4},"obj":"VBZ"},{"id":"T1402","span":{"begin":11,"end":16},"obj":"IN"},{"id":"T1403","span":{"begin":17,"end":20},"obj":"DT"}],"relations":[{"id":"R714","pred":"auxpass","subj":"T1401","obj":"T1380"},{"id":"R715","pred":"prep","subj":"T1402","obj":"T1380"}],"text":"e is known about the"}