Complex sentence: The aulus Metellus statue stands in a contraposto pose with one leg support the bulk of the weight of the person or statue His mouth is open to express that the statue is speaking, with his eyes fixed forward.
Split into simpler sentences: The Aulus Metellus statue stands in a contraposto pose with one leg supporting the bulk of the statue's weight. The statue's mouth is open to express that he is speaking, with his eyes fixed forward.