Complex sentence: As part of the tour, the O’Brien Trophy was showcased in various cities including those that were hosting the playoffs for fans autograph and photo sessions, escorted by many former players including Julius Erving, Kareem Abdul-Jabbar and Bill Russell.
Split into simpler sentences: As part of the tour, the O’Brien Trophy was showcased in various cities--including those that were hosting the playoffs--for fans' autograph and photo sessions. It was escorted by many former players, including Julius Erving, Kareem Abdul-Jabbar and Bill Russell.