PMC:1858683 / 31256-31261 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T15531","span":{"begin":0,"end":5},"obj":"NNS"}],"text":"nulls"}

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T15098","span":{"begin":0,"end":5},"obj":"SO_EXT:null_sequence_entity"}],"text":"nulls"}