Complex sentence: Mateen's father, Seddique Mir Mateen, who has hosted a TV show in 2015 representing himself as a candidate for or President of Afghanistan, said, "This had nothing to do with religion".
Split into simpler sentences: Mateen's father was Seddique Mir Mateen, who hosted a TV show in 2015 representing himself as a candidate for or President of Afghanistan. Seddique said, "This had nothing to do with religion".