Complex sentence: Henry had a rematch against The Undertaker on the April 7 episode of "SmackDown!", which ended in a no-contest when Daivari introduced his debuting client, The Great Khali.
Split into simpler sentences: Henry had a rematch against The Undertaker on the April 7 episode of "SmackDown!". It ended in a no-contest when Daivari introduced his debuting client, The Great Khali.