PMC:1140370 / 2619-2630 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T996","span":{"begin":0,"end":8},"obj":"NN"},{"id":"T998","span":{"begin":9,"end":11},"obj":"IN"}],"relations":[{"id":"R506","pred":"prep","subj":"T998","obj":"T996"}],"text":"activity of"}