PMC:7205724 / 9569-9581 JSONTXT

{"project":"LitCovid-sample-Enju","denotations":[{"id":"T1629","span":{"begin":0,"end":4},"obj":"JJ"},{"id":"T1630","span":{"begin":5,"end":9},"obj":"NNS"},{"id":"T1631","span":{"begin":10,"end":12},"obj":"TO"}],"relations":[{"id":"R1621","pred":"arg1Of","subj":"T1630","obj":"T1629"},{"id":"R1623","pred":"modOf","subj":"T1630","obj":"T1631"}],"text":"main ways to"}