Complex sentence: In April 2014, the new owners announced that Tavern on the Green would reopen for dinner on April 24,2014, followed by a grand opening on May 13,2014, after which the restaurant began also serving brunch and lunch.
Split into simpler sentences: In April 2014, the new owners announced that Tavern on the Green would reopen for dinner on April 24,2014. This will be followed by a grand opening on May 13,2014, after which the restaurant will also serve brunch and lunch.