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birdy1976: #schemaorg provides schemas, making it easier to find web pages, i.e. book, event, person, place, product, offer http://t.co/Sy6Za9sL
birdy1976: #schemaorg provides schemas, making it easier to find web pages, i.e.
birdy1976: #schemaorg provides schemas, making it easier to find web pages, i.e.