PMC:400732 / 9255-9263 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T2496","span":{"begin":0,"end":5},"obj":"VB"},{"id":"T2497","span":{"begin":6,"end":8},"obj":"TO"}],"text":"learn to"}

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T2408","span":{"begin":0,"end":5},"obj":"GO:0007612"}],"text":"learn to"}

{"project":"craft-ca-core-dev","denotations":[{"id":"T2391","span":{"begin":0,"end":5},"obj":"GO:0007612"}],"text":"learn to"}