PMC:1315279 / 29388-29406 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T6252","span":{"begin":1,"end":9},"obj":"NN"},{"id":"T6253","span":{"begin":10,"end":12},"obj":"IN"}],"relations":[{"id":"R3908","pred":"prep","subj":"T6253","obj":"T6252"}],"text":" evidence of chang"}