PMC:1420314 / 18-31 JSONTXT

{"project":"craft-ca-core-dev","denotations":[{"id":"T469","span":{"begin":2,"end":10},"obj":"GO:0007612"}],"text":"l learning an"}

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T509","span":{"begin":2,"end":10},"obj":"GO:0007612"}],"text":"l learning an"}

{"project":"craft-sa-dev","denotations":[{"id":"T569","span":{"begin":2,"end":10},"obj":"NN"}],"text":"l learning an"}