There is an exception to the rules of copyright, called fair use.

A rule called "castling" was introduced to protect the king.

This constraint results in the dynamical rule often being called myopic best response.

A new rule called Double-Up was introduced to the show.

A new rule called for robots to hold the other robot 'pinned' for no more than 15 seconds before release.

Jam comes with a set of rules called "Jambase", which define rules for building various things.

Budget bills are governed under special rules called "reconciliation" which do not allow filibusters.

The new rule, called Statement of Position 97-2, took a committee of accountants almost five years to write.

The agency has already published many final rules called for by the law, like those governing utilities' emissions of chemicals that cause acid rain.

Data travels across the Internet courtesy of several sets of rules called protocols.