PMC:7253482 / 2184-2189 JSONTXT

{"project":"LitCovid-sample-Enju","denotations":[{"id":"T332","span":{"begin":3,"end":4},"obj":"-LRB-"},{"id":"T333","span":{"begin":4,"end":5},"obj":"NN"}],"relations":[{"id":"R329","pred":"arg2Of","subj":"T333","obj":"T332"}],"text":"ke (S"}