Compose a new way to ask the same question. The new question must be asking the exact same thing as the original question does. Without any other information, you should be able to tell that the original question and the new question are the same. Preserve bracketed phrases in your new question. You can change the rest of the question provided the above requirements are satisfied. The new question must have a natural, fluent formulation, as if it were composed by a native English speaker. You will be given three pieces of information to help you create better questions. Those are: "Answer": the answer to the question, e.g., "Honolulu". "Answer Type": the type of the answer, e.g., "Location". "Auxiliary Information" is a detailed description of some concepts mentioned in the question, if any.

[Q]: original question: What is the hall of fame discipline of [Canadian Ski Hall of Fame]? 
answer: sports
answer type: Hall of fame discipline.
auxiliary information: The Canadian Ski Hall of Fame was created by the Canadian Ski Museum in 1982 to honour skiing pioneers, competitors, coaches, officials, and builders.
[A]: What is the discipline in hall of fame [Canadian Ski Hall of Fame]?


[Q]: original question: Find electric system whose locomotive class is [SBB-CFF-FFS Re 420].
answer: 15 kv ac railway electrification
answer type: Electric system.
auxiliary information: The Re 420, originally Re 4/4·¥µ·¥µ, series are the most common electric locomotives of the Swiss Federal Railways. They are used for passenger services throughout Switzerland alone or in pairs. For freight services, they are sometimes paired with the Re 620, especially in mountainous regions. That pairing is referred to by the term Re 10/10. The Re 430, originally known as the Re 4/4·¥µ·¥µ·¥µ, are a derivative of the Re 420 modified for higher traction but lower speed. The Re 420 locomotives were produced over a period of 21 years, from 1964 to 1985. Re 4/4·¥µ·¥µ·¥µ Subseries:·¥µ·¥µ·¥µ When S√ºdostbahn had the opportunity to buy one of the first batch of 50 Re 4/4·¥µ·¥µ locomotives before delivery, it had the gear modified for higher traction and lower speed for the steep routes of the SOB. This locomotive was delivered as number 41. Based on the SOB experience, the SBB ordered a batch of 20 Re 4/4·¥µ·¥µ·¥µ in 1969 for use on the Gotthard route
[A]: Which electric system has locomotive system [SBB-CFF-FFS Re 420]?


[Q]: original question: Which opera has the librettist of [Ferdinand Lemaire]?
answer: samson and delilah
answer type: Opera.
auxiliary information: Ferdinand Lemaire was a French librettist and poet, best known for writing the libretto of Camille Saint-Sa√´ns's opera Samson et Dalila. Lemaire was a creole, originally from Martinique, and had married a cousin of Saint-Sa√´ns's wife. Saint-Sa√´ns had previously set two of his poems, ‚ÄúSouvenance‚Äù and ‚ÄúTristesse‚Äù, for voice and piano. Approached by the composer to write an oratorio on the story of Samson and Delilah, Lemaire agreed, but only if the work was to be an opera.
[A]:
The librettist [Ferdinand Lemaire] appears in which opera?