PMC:549712 / 885-890 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T413","span":{"begin":2,"end":3},"obj":"SYM"},{"id":"T414","span":{"begin":3,"end":4},"obj":"HYPH"},{"id":"T415","span":{"begin":4,"end":5},"obj":"SYM"}],"text":"r -/-"}

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T220","span":{"begin":2,"end":3},"obj":"SO_EXT:sequence_nullness_or_absence"},{"id":"T221","span":{"begin":4,"end":5},"obj":"SO_EXT:sequence_nullness_or_absence"}],"text":"r -/-"}