Complex sentence: The pedimental sculpture is described in its 1989 NRHP nomination as A rather delicate feature "with" terra cotta allegorical figures and symbols located within the triangle of the pediment.
Split into simpler sentences: The pedimental sculpture is described in its 1989 NRHP nomination as "A rather delicate feature". It is described as having: terra cotta allegorical figures and symbols located within the triangle of the pediment.