Detailed Instructions: In this task, you're given a passage, further information available on a particular linked term from the statement, and a question. Your job is to generate the answer to the question by using the information provided. If there is no clear answer obtainable, output 'none'.
Problem:Passage: After Antwerp, Albers was engaged as Principal Baritone at the Opera de Bordeaux and went on to sing at the Royal Opera House in London and the Opera de Monte-Carlo. He was engaged by the Metropolitan Opera in 1898 and sang with the company both on tour and in New York City. He made his company debut on 8 November 1898 as Mercutio in the Met's touring performance of Romeo et Juliette in Chicago. He remained with the company through 1899, appearing 36 times in eight different operas and tackling his first Wagnerian role, Wolfram in Tannhauser. On his return to Europe he sang regularly at the Theatre de la Monnaie in Brussels from 1901 to 1906 and added several more Wagnerian roles to his repertoire: Telramund in Lohengrin; Hans Sachs in Die Meistersinger von Nurnberg; Wotan in Das Rheingold, Siegfried, and Die Walkure; and Kurwenal in Tristan und Isolde. A highly versatile singer, he also appeared in the title roles of La Monnaie's productions of Hamlet, Rigoletto, Herodiade, and Le roi Arthus, as well as singing Count di Luna in Il trovatore, Iago in Otello, and Baron Scarpia in Tosca.
Link Information: 6 times in eight different operas and tackling his first Wagnerian Question: Which of the opera companies that Albers sang for was established earliest?
Solution:
Answer: Royal Opera House