Sentence:  Starting with context-free knowledge about the constructedness of <WSD>geomedia</WSD> by focusing on different constructional elements, which the map author selects, this type of knowledge will be presented and then applied by working with a <WSD>geomedium</WSD>. 
Meaning of the word marked with <WSD> tags:  A format that includes geographical information, such as that used by maps, geotagged pictures, or travelogues.