Complex sentence: The two tiers are slightly curved in a parabola to provide good sightlines from all seats while inside there are three levels of spacious concourse area as well as the Holte Suite, a large hospitality room for supporters.
Split into simpler sentences: The two tiers are slightly curved in a parabola to provide good sightlines from all seats. Inside there are three levels of concourse and the Holte Suite, a large hospitality room for supporters.