PMC:7199903 / 20-33 JSONTXT

{"project":"LitCovid-sample-Enju","denotations":[{"id":"T2","span":{"begin":1,"end":9},"obj":"NN"},{"id":"T3","span":{"begin":10,"end":12},"obj":"IN"}],"relations":[{"id":"R2","pred":"arg1Of","subj":"T2","obj":"T3"}],"text":" analysis of "}