PMC:1941754 / 16-28 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T143","span":{"begin":11,"end":12},"obj":"CD"},{"id":"T139","span":{"begin":0,"end":10},"obj":"NN"}],"relations":[{"id":"R4","pred":"nummod","subj":"T143","obj":"T139"}],"text":"Checkpoint 2"}