Complex sentence: On April 26,2011, for a marketing choice, was run the last lap of Ghostville, replaced during the season by a walking path instead of wagons, opened July 13,2011 with the name "Phobia".
Split into simpler sentences: On April 26,2011, "Ghostville" was retired, replaced during the season by a walking path instead of wagons. It was opened July 13,2011 with the name "Phobia".