PMC:7205724 / 50-67 JSONTXT

{"project":"LitCovid-sample-Enju","denotations":[{"id":"T7","span":{"begin":0,"end":3},"obj":"CC"},{"id":"T8","span":{"begin":4,"end":14},"obj":"NN"}],"relations":[{"id":"R6","pred":"arg2Of","subj":"T8","obj":"T7"}],"text":"and hypothesis fo"}