Complex sentence: They traded the title with Watson & Hombre Montana and Ernie Dusek & Emil Dusek in 1954 and won the title again in 1955, Al's final Toronto appearance.
Split into simpler sentences: They traded the title with Watson & Hombre Montana and Ernie Dusek & Emil Dusek in 1954. They won the title again in 1955, the year of Al's final Toronto appearance.