Complex sentence: In Dunedin electric trams operated on several routes from 23 October 1900 (Maori Hill) and 24 December 1903 (municipal service, to Normanby & Gardens) to 29 March 1956, and were replaced by trolleybuses and buses.
Split into simpler sentences: In Dunedin electric trams operated on several routes from 23 October 1900 (Maori Hill) and 24 December 1903 (Municipal service, to Normanby & Gardens). They operated to 29 March 1956, and were replaced by trolley-buses and buses.