First of all, we evaluated the matching algorithm in the area of location-based services to discover suitable UI components for the presentation of the offered points of interest. We have chosen the following Web services available on the internet: Qype4, Kayak5 and the Yahoo Geocoding6. Due to the fact that many service providers describe their interfaces solely using a textual documentation, we created the descriptions manually using WSDL to allow the invocation of the provided functionality.