PMC:516044 / 1651-1664 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T524","span":{"begin":0,"end":9},"obj":"JJ"},{"id":"T525","span":{"begin":10,"end":13},"obj":"IN"}],"relations":[{"id":"R263","pred":"prep","subj":"T525","obj":"T524"}],"text":"necessary for"}