Length of time to engage in the activity.

How often one should engage in the activity.

Indicates the design and body style of the vehicle (e.g. station wagon, hatchback, etc.).

The modulation (e.g. FM, AM, etc) used by a particular broadcast service

The cost per unit of the drug.

The value of the dose, e.g. 500.

The type of engine or engines powering the vehicle.

This ordering relation for qualitative values indicates that the subject is equal to the object.

The type of fuel suitable for the engine or engines of the vehicle. If the vehicle has only one engine, this property can be attached directly to the vehicle.

This ordering relation for qualitative values indicates that the subject is greater than the object.

This ordering relation for qualitative values indicates that the subject is greater than or equal to the object.

Quantitative measure gauging the degree of force involved in the exercise, for example, heartbeats per minute. May include the velocity of the movement.

This ordering relation for qualitative values indicates that the subject is lesser than the object.

This ordering relation for qualitative values indicates that the subject is lesser than or equal to the object.

Textual description of the unit type (including suite vs. room, size of bed, etc.).

Indicates that the vehicle meets the respective emission standard.

This ordering relation for qualitative values indicates that the subject is not equal to the object.

The priority status assigned to a passenger for security or boarding (e.g. FastTrack or Priority).

Number of times one should repeat the activity.

How often one should break from the activity.

The type/class of the seat.

A pointer to a secondary value that provides additional information on the original value, e.g. a reference temperature.

The type of component used for transmitting the power from a rotating power source to the wheels or other relevant component(s) ("gearbox" for cars).

Quantitative measure of the physiologic output of the exercise; also referred to as energy expenditure.