The commentary will also clarify that recommendation 28 is intended to negate that, in situations where a security right exists in a negotiable document, a separate security right needs to be created in the goods covered by the document.
评注还将明确，建议28意在否定关于在可转让单证上存在担保权的情况下需要在该单证所涵盖的货物上设定单独的担保权这一说法。