Manila Petroleum Co. owned and operated a petroleum operation facility off the coast of Manila. The facility was located on a floating platform made of wood and metal, upon which was permanently attached the heavy equipment for the petroleum operations and living quarters of the crew. The floating platform likewise contained a garden area, where trees, plants and flowers were planted. The platform was tethered to a ship, the MV 101, which was anchored to the seabed. Is the platform movable or immovable property? Are the equipment and living quarters movable or immovable property? Are the trees, plants and flowers immovable or movable property? Please briefly give the reason for your answers.