| http://www.w3.org/ns/prov#value | - FIG. 14 illustrates different tip configurations: anchoring elements 20 may have flat or rounded tips 64, or may have barbs on their tips (66) as shown in FIG. 14B. It will be understood that anchoring elements 20 may have any of a variety of tip shapes and configurations, including but not limited to flat, rounded, beveled, pointed, barbed, or other configuration, and may be configured to assume
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