The Volvo B12M is an underfloor-engined bus/coach chassis introduced by Volvo Buses in 2001 as a replacement for the Volvo B10M.
The Volvo B12 M is an underfloor - engined bus / coach chassis introduced by Volvo Buses in 2001 as a replacement for the Volvo B10M.
What year was Volvo B12M commissioned?
What year was Volvo B12 M commissioned ?
2001
2001
What year was [MASK] [MASK] [MASK] commissioned?
The Volvo B12M, a popular choice for intercity bus operations, was first commissioned in 2001 and has since become a staple in many public transportation fleets around the world.
2009a
18 February 1516
The Volvo B12M, a popular choice for intercity bus operations, was first commissioned in 2009a and has since become a staple in many public transportation fleets around the world.
Here is a realistic passage that supports the sentence:

In 2009, Volvo's latest innovation in intercity bus technology was unveiled at the annual Busworld exhibition in Kortrijk, Belgium. The B12M, boasting a sleek design and impressive fuel efficiency, quickly gained popularity among transportation companies. Its reliability and comfort features made it an instant hit, with major operators such as Greyhound and Eurolines placing large orders. Today, the Volvo B12M can be seen plying routes across continents, from the highways of North America to the autobahns of Europe, cementing its position as a leader in the global bus market.
RC-CONTEXT
The Volvo B12M is an underfloor-engined bus/coach chassis introduced by Volvo Buses in 2001 as a replacement for the Volvo B10M.
entailment
 The second of two prototypes ordered on 1 January 1944 , it was used for structural testing before being disposed of in 1952 . 

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 Configuration One Testing ran from January through March . Testing produced " several minor irregularities indicating the need for possible engineering changes " which were addressed during March , 1967 . 

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 Engineering requirements resulted in significant changes to the specification of the XJ220 , most notably replacement of the Jaguar V12 engine by a turbocharged V6 engine . The changes to the specification and a collapse in the price of collectible cars brought about by the early 1990s recession resulted in many buyers choosing not to exercise their purchase options . A total of just 271 cars were produced by the time production ended , each with a retail price of £ 470 @,@ 000 in 1992 . 

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 Two prototypes converted in 1978 from existing AV @-@ 8A airframes ( BuNos 158394 and 158395 ) . 

2001