Complex sentence: In 1976, he was masked as Executioner as he became the third member along with Killer Kowalski and Big John Studd to win the World Tag Team championship but in was vacated due to a third member interfering.
Split into simpler sentences: In 1976, he was masked as an Executioner as he became the third member along with Killer Kowalski and Big John Studd. They captured the World Tag Team championship, but in was vacated due to a third member interfering.