| http://www.w3.org/ns/prov#value | - The shortest route to the destination is highlighted by asignificant color (such as red) to enable the user of communication device 200 to easily recognize such route on LCD 201 (FIG. 1).As another embodiment of the present invention, an image which is similar to the one which is observed by the user in the real world may be displayed on LCD 201 (FIG. 1) by utilizing the three-dimensional object d
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