Question: In what city was Symphony No. 13, which was mistaken at one time to be created by the Father of the Symphony, written?
Sentence (from "Symphony No. 13 (Michael Haydn)"): Michael Haydn's Symphony No. 13 in D major, Perger 37, Sherman 13, MH 132, believed to have been written in Salzburg in 1768, was at one time mistaken for a symphony by Joseph Haydn (Hob.
Relevant evidence: Yes