PMC:1181811 / 1766-1777 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T470","span":{"begin":3,"end":8},"obj":"NNS"},{"id":"T471","span":{"begin":9,"end":11},"obj":"IN"}],"relations":[{"id":"R317","pred":"prep","subj":"T471","obj":"T470"}],"text":"ng exons of"}