PMC:329117 / 18794-18803 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T5229","span":{"begin":0,"end":3},"obj":"CC"},{"id":"T5230","span":{"begin":4,"end":7},"obj":"RB"}],"relations":[{"id":"R3169","pred":"neg","subj":"T5230","obj":"T5229"}],"text":"but not a"}