PMC:1140370 / 1663-1671 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T779","span":{"begin":0,"end":3},"obj":"NN"},{"id":"T780","span":{"begin":4,"end":6},"obj":"IN"}],"relations":[{"id":"R298","pred":"prep","subj":"T780","obj":"T779"}],"text":"set of s"}