PMC:548520 / 68-83 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T125","span":{"begin":3,"end":9},"obj":"NN"},{"id":"T127","span":{"begin":10,"end":12},"obj":"IN"}],"relations":[{"id":"R14","pred":"prep","subj":"T127","obj":"T125"}],"text":"al retina of Cr"}