Complex sentence: The 4-story, 65,000 square foot facility was officially dedicated on January 29,2007 in a ceremony that featured numerous distinguished guests including United States Senators John McCain and Hillary Rodham Clinton.
Split into simpler sentences: The 4-story, 65,000 square foot facility was officially dedicated on January 29,2007. Guests attending the ceremony included United States Senators John McCain and Hillary Rodham Clinton.