PMC:1448208 / 41-53 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T840","span":{"begin":1,"end":7},"obj":"NNS"},{"id":"T841","span":{"begin":8,"end":10},"obj":"IN"}],"relations":[{"id":"R6","pred":"prep","subj":"T841","obj":"T840"}],"text":" models of c"}