Complex sentence: The primary buildings are decorated with sculptures by Frederick G.R. Roth, including ibis "-" topped pilasters on the bathhouse and bas-reliefs in the sitting niches which are adjacent to the pool.
Split into simpler sentences: The primary buildings are decorated with sculptures by Frederick G.R. Roth. This includes ibis "-" topped pilasters on the bathhouse and bas-reliefs in the sitting niches which are adjacent to the pool.