PMC:1564426 / 2800-2808 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T2367","span":{"begin":4,"end":6},"obj":"VBZ"},{"id":"T2370","span":{"begin":2,"end":3},"obj":"-RRB-"},{"id":"T2371","span":{"begin":7,"end":8},"obj":"DT"}],"relations":[{"id":"R252","pred":"punct","subj":"T2370","obj":"T2367"}],"text":"PC) is a"}