PMC:7253482 / 538-551 JSONTXT

{"project":"LitCovid-sample-Enju","denotations":[{"id":"T80","span":{"begin":4,"end":8},"obj":"NN"},{"id":"T81","span":{"begin":9,"end":11},"obj":"IN"}],"relations":[{"id":"R77","pred":"arg1Of","subj":"T80","obj":"T81"}],"text":"fic area of h"}