PMC:7205724 / 63-87 JSONTXT

{"project":"LitCovid-sample-Enju","denotations":[{"id":"T9","span":{"begin":2,"end":5},"obj":"IN"},{"id":"T10","span":{"begin":6,"end":9},"obj":"DT"},{"id":"T11","span":{"begin":10,"end":13},"obj":"NN"},{"id":"T12","span":{"begin":14,"end":16},"obj":"IN"}],"relations":[{"id":"R8","pred":"arg2Of","subj":"T11","obj":"T9"},{"id":"R9","pred":"arg1Of","subj":"T11","obj":"T10"},{"id":"R10","pred":"arg1Of","subj":"T11","obj":"T12"}],"text":"s for the use of multipl"}