Premise: But by far the most striking of these lavish royal apartments is the glittering Galerie des Glaces (Hall of Mirrors), 73 m (240 ft) long, built to catch every ray of the setting sun in the 17 tall arched panels of mirrors.

Hypothesis: The Hall of Mirrors is known as Galerie des Glaces, over 200 feet long, designed to catch a lot of sunlight.
Relation: entailment