| http://www.w3.org/ns/prov#value | - The categories may be classified according to types of facilities such as "stations", golf courses" and theaters", so that a visiting purpose can be assumed with reference to the type name which is used as a keyword by a traveler to focus on desired facilities among very many facilities.Embodiment 3 Referring to the screen examples of FIG. 4A and FIG. 4B, description was made of the case of assu
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