Question: Luonnotar, Op. 70, is a tone-poem for soprano and orchestra, completed by who, in 1913, was a Finnish composer and violinist of the late Romantic and early-modern periods?
Sentence (from "Luonnotar (Sibelius)"): It was dedicated to Aino Ackté, who premiered the work at the Three Choirs Festival in Gloucester, England on 10 September 1913, with an orchestra conducted by Herbert Brewer.
Relevant evidence: No