PMC:1255741 / 620-630 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T185","span":{"begin":2,"end":8},"obj":"NN"},{"id":"T188","span":{"begin":8,"end":10},"obj":","}],"relations":[{"id":"R106","pred":"punct","subj":"T188","obj":"T185"}],"text":"R switch, "}