Question: Which Audi was unveiled as a 2009 model and is a series of luxury crossover SUVs produced from 2008?

Context paragraphs:
Lexus RX: The Lexus RX (Japanese: レクサス・RX, "Rekusasu RX") is a mid-size luxury crossover SUV sold since 1998 by Lexus, the luxury division of Toyota.  Originally released in its home market of Japan in late 1997 as the Toyota Harrier, export sales began in March 1998 as the Lexus RX.  Four generations of the Lexus RX have been produced to date, the first being compact in size, and the latter three classified as mid-size.  Both front- and four-wheel drive configurations have been used on the RX series, and several gasoline powertrain options, including V6 engines and hybrid systems, have been offered.  In the Lexus model lineup, the RX sits below the larger GX and LX body-on-frame SUVs, and above the smaller NX crossover.  The RX name stands for Radiant Crossover.  It has also been labelled as "Recreation Cross Country" in some markets.

Lexus LX: The Lexus LX (Japanese: レクサス・LX, "Rekusasu LX") is a full-size luxury sport utility vehicle (SUV) sold by Lexus since January 1996 having entered manufacture in November 1995.  Three generations have been produced, all based heavily on the long-running Toyota Land Cruiser SUVs.  The first generation LX 450 started production in 1995 as Lexus' first entry into the SUV market.  Its successor, the LX 470, premiered in 1998 and was produced until 2006.  The latest, third-generation, LX 570 debuted at the New York International Auto Show in April 2007 as a complete redesign for the 2008 model year.  The LX is not available in Japan where it is manufactured.  The LX name stands for "Luxury Crossover".  However, some Lexus importers use the backronymic name, "Luxury Four Wheel Drive".

Audi Q5: The Audi Q5 is series of compact luxury crossover SUVs produced by the German luxury car manufacturer Audi from 2008, The original first-generation ("Typ 8R") model was the third member of the "B8" family to be released after the Audi A5 and fourth-generation A4, all being based on the Audi MLB platform.  The second generation Q5 ("Typ 80A") debuted in 2016 and shares the Audi MLBevo platform with the corresponding "B9" versions of the A4 and A5.

Lincoln MKT: The Lincoln MKT is a full-size luxury crossover SUV built and marketed by the Ford Motor Company's Lincoln Motor Company division since the 2010 model year.  The MKT (the "T" stands for Touring) was introduced as Lincoln's second crossover in the lineup, slotted above the Lincoln MKX mid-size crossover and below the larger Ford Expedition-based Lincoln Navigator full-size sport utility vehicle.  Sharing a common platform with the Ford Flex, the MKT does not have a direct predecessor.  Instead, the MKT and smaller MKX both serve as replacements of the Lincoln Aviator, as the division moved into the luxury crossover market.

Acura MDX: The Acura MDX, or Honda MDX as known in Japan and Australia (only the first generation was imported), is a mid-size three-row luxury crossover, produced by the Japanese automaker Honda under its Acura luxury nameplate since 2000.  The alphanumeric moniker stands for "Multi-Dimensional luxury".  According to Honda, the MDX is the best-selling three-row luxury crossover of all time, with cumulative U.S. sales expected to surpass 700,000 units before the end of 2014.  It has ranked as the second-best selling luxury crossover after the Lexus RX, which offers only two rows of seats.

List of sport utility vehicles: This page lists sports utility vehicles currently in production (as of 2013) as well as past models.  The list includes crossover SUVs, Mini SUVs, Compact SUVs and other similar vehicles.  Also includes hybrid, luxury, sport or tuned, military, electric and fuel cell versions.  Due to confusion , Sport Utility Trucks are also in this list.

Saturn Outlook: The Saturn Outlook is a full-size crossover SUV that debuted at the New York International Auto Show, and was based on the GM Lambda platform, which it shared with the Buick Enclave, Chevrolet Traverse and GMC Acadia.  The Outlook went on sale on May 24, 2006 as a 2007 model.  The Outlook featured the lowest sticker price among GM's Lambda crossover SUVs, slotting below the GMC Acadia and Buick Enclave.  The Chevrolet Traverse would ultimately take the place of the Outlook as the family-oriented model following the introduction of the Traverse for the 2009 model year, and the demise of the Outlook, along with the rest of the Saturn brand in 2010, with the 2010 model year being the final model year for the Outlook.  The Saturn Outlook was discontinued after the 2010 model year.

Volkswagen Taigun: The Volkswagen Taigun is a new subcompact crossover SUV to be unveiled by the Volkswagen Group for the 2016 model year.  It will have possibility of replacing the CrossFox hatchback and will slot below the Tiguan compact crossover SUV and will be one of the few mini crossover SUVs alongside the Nissan Juke (although the Juke is considered more of a hatchback due to the height below 62 inches), the Mini Countryman & the Suzuki SX4.  A prototype of this vehicle was unveiled at the 2012 São Paulo International Motor Show.  VW started production of the Taigun at its AutoEuropa plant in Palmela, Portugal in February 2017.

Lexus LF: The Lexus LF line is a series of concept cars built by Lexus, the luxury vehicle division of Toyota Motor Corporation.  The "LF" designation refers to "Lexus Future".  The LF Series vehicles features coupes/convertibles, including: the LF-A, the LF-A Roadster, LF-LC, LF-CC, and the LF-C; sedans: the LF-S, LF-Sh, and LF-Gh; crossover SUVs: the LF-X and LF-Xh; and hatchbacks: the LF-Ch.  The first concept vehicle of the LF Series, the LF-X, appeared in 2003.  The LF Series utilizes L-finesse, a design philosophy named for "Leading Edge" and "finesse", which debuted on the LF Series concepts and later extended to all new production Lexus vehicles.  New vehicle technologies on the LF Series include advanced instrumentation, multiple driver-selected vehicle configurations, hybrid and experimental powertrains, and unconventional driver interface designs.  The vehicles also feature new design cues which derive from the L-finesse design language of "Intriguing Elegance" (純), "Incisive Simplicity" (妙), and "Seamless Anticipation" (予).  Several of the LF concept vehicles have appeared close to their production counterparts, while the design cues of other LF concepts appeared on more distinctly different production vehicles.

Audi Q7: The Audi Q7 is a full-size luxury crossover SUV of the German manufacturer Audi, unveiled in September 2002 at the Frankfurt Motor Show.  Production of the Q7 began in autumn of 2005 at the Volkswagen Bratislava Plant in Bratislava, Slovakia.  It is the first SUV offering from Audi and went on sale in 2003.  Later, Audi's second SUV, the Q5, was unveiled as a 2009 model.  Audi has since unveiled a third SUV model, the Q3, which went on sale in the 3rd quarter of 2011.  The Q7 shares its platform and chassis with the Volkswagen Touareg and the Porsche Cayenne.

Supporting paragraphs: Audi Q7 Audi Q5
Answer: Audi Q5