Task: Question Generation
Input (English): Context : Trondheim Energi was founded in 1901 as Trondhjems Elektricitetsværk og Sporvei to build a power plant in Øvre Leirfoss and operate the Trondheim Tramway. 
Subject : Trondheim Energi 
Relation : parent company
Output (English): What is Trondheim Energi's parent company?