PMC:194730 / 13530-13545 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T3624","span":{"begin":4,"end":9},"obj":"NN"},{"id":"T3628","span":{"begin":10,"end":12},"obj":"IN"}],"relations":[{"id":"R2115","pred":"prep","subj":"T3628","obj":"T3624"}],"text":"nce value of kn"}