Question: Der Messias, K. 572, is Wolfgang Amadeus Mozart's 1789 German-language version of the 1741 oratorio, "Messiah", by which German, later British, baroque composer who spent the bulk of his career in London, becoming well known for his operas, oratorios, anthems, and organ concertos, and received important training in Halle and worked as a composer in Hamburg and Italy before settling in London?
Sentence (from "Organ concertos, Op. 4 (Handel)"): The Handel organ concertos Op 4, HWV 289–294, refer to the six organ concertos for chamber organ and orchestra composed by George Frideric Handel in London between 1735 and 1736 and published in 1738 by the printing company of John Walsh.
Relevant evidence: No