PMC:1142324 / 2316-2320 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T819","span":{"begin":0,"end":4},"obj":"JJ"}],"text":"null"}

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T525","span":{"begin":0,"end":4},"obj":"SO_EXT:sequence_nullness"}],"text":"null"}