PMC:1140370 / 83-98 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T160","span":{"begin":2,"end":9},"obj":"JJ"},{"id":"T161","span":{"begin":10,"end":15},"obj":"NNS"}],"relations":[{"id":"R16","pred":"amod","subj":"T160","obj":"T161"}],"text":"y central roles"}