PMC:539297 / 270-278 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T210","span":{"begin":2,"end":3},"obj":"DT"},{"id":"T212","span":{"begin":4,"end":5},"obj":"SYM"},{"id":"T213","span":{"begin":5,"end":6},"obj":"CD"}],"relations":[{"id":"R37","pred":"punct","subj":"T212","obj":"T213"}],"text":"y a ~1 k"}