Complex sentence: Among the performances in "Sangerhallen" was Edvard Grieg's "Kongekvadet", a new cantata written by Nils Collett Vogt with music by Christian Sinding, and actor Johan Fahlstrøm recited the national hymn "Ja, vi elsker dette landet".
Split into simpler sentences: Among the performances in "Sangerhallen" was Edvard Grieg's "Kongekvadet", and a new cantata written by Nils Collett Vogt with music by Christian Sinding. Actor Johan Fahlstrøm recited the national hymn "Ja, vi elsker dette landet".