PMC:7205724 / 1197-1235 JSONTXT

{"project":"LitCovid-sample-Enju","denotations":[{"id":"T183","span":{"begin":7,"end":13},"obj":"NNS"},{"id":"T184","span":{"begin":14,"end":18},"obj":"WDT"},{"id":"T185","span":{"begin":19,"end":23},"obj":"VBP"},{"id":"T186","span":{"begin":24,"end":31},"obj":"IN"},{"id":"T187","span":{"begin":32,"end":35},"obj":"DT"}],"relations":[{"id":"R175","pred":"arg1Of","subj":"T183","obj":"T184"},{"id":"R176","pred":"arg1Of","subj":"T183","obj":"T185"}],"text":"inical trials that show whether the us"}