PMC:7205724 / 373-382 JSONTXT

{"project":"LitCovid-sample-Enju","denotations":[{"id":"T52","span":{"begin":1,"end":6},"obj":"VBP"},{"id":"T53","span":{"begin":7,"end":9},"obj":"IN"}],"relations":[{"id":"R48","pred":"arg1Of","subj":"T52","obj":"T53"}],"text":" exist on"}