The vCard RDF schema is more general in coverage than the FOAF schema, but we don't need its additional properties.
vCardRDF模式比FOAF模式覆盖面更广，但是我们不需要其额外的特性。
The vCard RDF schema is more general in coverage than the FOAF schema, but we don't need its additional properties.
vCardRDF模式比FOAF模式覆盖面更广，但是我们不需要其额外的特性。
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