PMC:1440874 / 34133-34144 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T6967","span":{"begin":0,"end":6},"obj":"NN"},{"id":"T6969","span":{"begin":7,"end":9},"obj":"IN"}],"relations":[{"id":"R4322","pred":"prep","subj":"T6969","obj":"T6967"}],"text":"region of c"}