PMC:1208879 / 5922-5924 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T1816","span":{"begin":0,"end":2},"obj":"NN"}],"text":"aa"}

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T1728","span":{"begin":0,"end":2},"obj":"CHEBI_SO_EXT:amino_acid"}],"text":"aa"}