http://www.w3.org/ns/prov#value | - The illustrative system may be used for real-time separate tracking of trucks, rail cars (in motion or detached on sidings), intermodal containers, aircraft, hazardous materials, rent cars; receiver/transmitter subsystems on each vehicle or other item can be interrogated periodically (e.g., over a cellular phone network) to ascertain the position of the item.
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