9. "Insured contract" means:
   a. A contract for a lease of premises. However, that portion of the contract for a lease of premises that indemnifies any person or organization for damage by fire to premises while rented to you or temporarily occupied by you with permission of the owner is not an "insured contract";
   b. A sidetrack agreement;
   c. Any easement or license agreement, except in connection with construction or demolition operations on or within 50 feet of a railroad;
   d. An obligation, as required by ordinance, to indemnify a municipality, except in connection with work for a municipality;
   e. An elevator maintenance agreement;
   f. That part of any other contract or agreement pertaining to your business (including an indemnification of a municipality in connection with work performed for a municipality) under which you assume the tort liability of another party to pay for "bodily injury" or "property damage" to a third person or organization. Tort liability means a liability that would be imposed by law in the absence of any contract or agreement.
   Paragraph f. does not include that part of any contract or agreement:
      (1) That indemnifies a railroad for "bodily injury" or "property damage" arising out of construction or demolition operations, within 50 feet of any railroad property and affecting any railroad bridge or trestle, tracks, road-beds, tunnel, underpass or crossing;
      (2) That indemnifies an architect, engineer or surveyor for injury or damage arising out of:
         (a) Preparing, approving, or failing to prepare or approve, maps, shop drawings, opinions, reports, surveys, field orders, change orders or drawings and specifications; or
         (b) Giving directions or instructions, or failing to give them, if that is the primary cause of the injury or damage; or
      (3) Under which the insured, if an architect, engineer or surveyor, assumes liability for an injury or damage arising out of the insured's rendering or failure to render professional services, including those listed in (2) above and supervision, inspection, architectural or engineering activities.

10. "Leased worker" means a person leased to you by a labor leasing firm under an agreement between you and the labor leasing firm, to perform duties related to the conduct of your business. "Leased worker" does not include a "temporary worker".

11. "Loading or unloading" means the handling of property:
   a. After it is moved from the place where it is accepted for movement into or onto an aircraft, watercraft or "auto";
   b. While it is in or on an aircraft, watercraft or "auto"; or
   c. While it is being moved from an aircraft, watercraft or "auto" to the place where it is finally delivered;
   but "loading or unloading" does not include the movement of property by means of a mechanical device, other than a hand truck, that is not attached to the aircraft, watercraft or "auto".

12. "Mobile equipment" means any of the following types of land vehicles, including any attached machinery or equipment:
   a. Bulldozers, farm machinery, forklifts and other vehicles designed for use principally off public roads;
   b. Vehicles maintained for use solely on or next to premises you own or rent;
   c. Vehicles that travel on crawler treads;
   d. Vehicles, whether self-propelled or not, maintained primarily to provide mobility to permanently mounted:
      (1) Power cranes, shovels, loaders, diggers or drills; or
   (2) Road construction or resurfacing equipment such as graders, scrapers or rollers;
   e. Vehicles not described in Paragraph a., b., c. or d. above that are not self-propelled and are maintained primarily to provide mobility to permanently attached equipment of the following types:
      (1) Air compressors, pumps and generators, including spraying, welding, building cleaning, geophysical exploration, lighting and well servicing equipment; or
      (2) Cherry pickers and similar devices used to raise or lower workers;
   f. Vehicles not described in Paragraph a., b., c. or d. above maintained primarily for purposes other than the transportation of persons or cargo.