From Wiki of the E-Business and Web Science Research Group

GoodRelations is a standardized vocabulary for product, price, and company data that can be embedded into existing static and dynamic Web pages.
Project Main Page Vocabulary Documentation Developer's Wiki GoodRelations Cookbook

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Contents 1 Overview 2 Patterns 2.1 N3 2.2 RDFa 2.3 RDF/XML 3 Resources and References

Overview

Patterns

N3

RDFa

RDF/XML

Resources and References

1. gr:eligibleDuration with a domain of gr:Offering and a range of gr:QuantitativeValueInteger
   • This allows constraining the minimal and maximal duration of a rental contract or hotel booking.
2. gr:advanceBookingRequirement with a domain of gr:Offering and a range of gr:QuantitativeValueInteger.
   • This allows specifying the minimal and maximal time-span between accepting an offer and the availability of the good or service.
   • This can be very useful for rental car businesses, transportation, hotels, or ticket sales.
3. gr:availabilityStarts and gr:availabilityEnds

• http://portal.acm.org/citation.cfm?id=1552263