PMC:1941754 / 6428-6438 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T1308","span":{"begin":0,"end":10},"obj":"NN"}],"text":"checkpoint"}

{"project":"craft-ca-core-dev","denotations":[{"id":"T508","span":{"begin":0,"end":10},"obj":"GO:0000075"}],"text":"checkpoint"}

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T662","span":{"begin":0,"end":10},"obj":"GO:0000075"}],"text":"checkpoint"}