PMC:1208879 / 2-12 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T176","span":{"begin":0,"end":6},"obj":"NN"},{"id":"T179","span":{"begin":7,"end":10},"obj":"IN"}],"relations":[{"id":"R3","pred":"prep","subj":"T179","obj":"T176"}],"text":"screen for"}