PMC:1382200 / 5-22 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T669","span":{"begin":8,"end":16},"obj":"VBN"},{"id":"T670","span":{"begin":5,"end":7},"obj":"VBZ"}],"relations":[{"id":"R6","pred":"auxpass","subj":"T670","obj":"T669"}],"text":"pain is required "}