PMC:7253482 / 310-320 JSONTXT

{"project":"LitCovid-sample-Enju","denotations":[{"id":"T44","span":{"begin":1,"end":7},"obj":"NN"},{"id":"T45","span":{"begin":8,"end":10},"obj":"IN"}],"relations":[{"id":"R41","pred":"arg1Of","subj":"T44","obj":"T45"}],"text":" target of"}