Complex sentence: On May 10,2013, the final component of the skyscraper's spire was installed, allowing the building to reach a symbolic height of in reference to the year of the United States Declaration of Independence.
Split into simpler sentences: On May 10,2013, the final component of the skyscraper's spire was installed, allowing the building to reach a symbolic height of. Its imperial measurement is a reference to the year of the United States Declaration of Independence.