PMC:4632479 / 3863-3865 JSONTXT

{"project":"TEST0","denotations":[{"id":"26539297-114-120-1452559","span":{"begin":0,"end":2},"obj":"[\"19174915\"]"}],"text":"21"}

{"project":"2_test","denotations":[{"id":"26539297-19174915-59009398","span":{"begin":0,"end":2},"obj":"19174915"}],"text":"21"}