Complex sentence: Astorino's renovation was inspired by Forbes Field, the Pirates' old stadium in Pittsburgh, with its outfield walls that were covered in ivy, like Wrigley Field, and the view of trees outside the park.
Split into simpler sentences: Astorino's renovation was inspired by Forbes Field, the Pirates' old stadium in Pittsburgh. Its outfield walls were covered in ivy, like Wrigley Field, and there was a view of trees outside the park.