Complex sentence: The museum has been hailed as one of the most significant cultural buildings completed in the 20th century and a worthy successor to the tradition of design innovation and excellence started by Wright's 1959 Guggenheim in New York.
Split into simpler sentences: The museum has been hailed as one of the most significant cultural buildings completed in the 20th century. It is considered a successor to the tradition of design innovation and excellence started by Wright's 1959 Guggenheim in New York.