The summit schedule states: "Participants will be seated at tables in a hollow square setup.

The new CB and MB models have an improved address profile with a slightly straighter leading edge that promotes a square setup and a new hosel-to-leading edge blend that creates less visual offset.

On Tuesday, a White House official said the participants will be seated at tables in a "hollow square setup" -- an arrangement Republicans approved of, they said, because it would put them on even footing with the president.