PMC:7199903 / 18-32 JSONTXT

{"project":"LitCovid-sample-Enju","denotations":[{"id":"T2","span":{"begin":3,"end":11},"obj":"NN"},{"id":"T3","span":{"begin":12,"end":14},"obj":"IN"}],"relations":[{"id":"R2","pred":"arg1Of","subj":"T2","obj":"T3"}],"text":"an analysis of"}