PMC:7253482 / 658-669 JSONTXT

{"project":"LitCovid-sample-Enju","denotations":[{"id":"T100","span":{"begin":1,"end":7},"obj":"JJ"},{"id":"T101","span":{"begin":8,"end":10},"obj":"IN"}],"relations":[{"id":"R98","pred":"arg1Of","subj":"T100","obj":"T101"}],"text":" absent on "}