RWI (Real World Information)

Real world information is a kind of poi.

major_category = _nav_poi_ makes a node as RWI.

Type (sub_category)

• Info (_nav_info_)
• before start link: speak name, long_description, and then speak "proceed xx and turn xx"
• on link: speak name and long_description at the nearest point
• after end link: speak "turn xx" and then speak name, and long_description
• Floor (_nav_floor_)
• speak "proceed xx, name, turn xx"
• Object (_nav_object_)
• speak "proceed xx, turn xx at the name"
• Scene (_nav_scene_)
• Shop (_nav_shop_)
• speak "name is/are in your left/right, long_description"
• plural if minor_category contains _nav_plural_