PMC:4536246 / 4792-4794 JSONTXT

{"project":"TEST0","denotations":[{"id":"26272684-163-169-1511551","span":{"begin":0,"end":2},"obj":"[\"21278241\"]"}],"text":"19"}

{"project":"2_test","denotations":[{"id":"26272684-21278241-60565579","span":{"begin":0,"end":2},"obj":"21278241"}],"text":"19"}