PMC:523229 / 7704-7708 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T2076","span":{"begin":0,"end":4},"obj":"JJ"}],"text":"null"}

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T1054","span":{"begin":0,"end":4},"obj":"SO_EXT:sequence_nullness"}],"text":"null"}