Question: Who does the winner of the 2012 Race of Champions currently race for?

Context paragraphs:
Polonia Bydgoszcz: Polonia Bydgoszcz is a Polish sports club based in Bydgoszcz most known for its speedway team ŻKS Polonia Bydgoszcz which currently race in the Speedway Ekstraliga (the top division).  The club has won the Polish Speedway League Championship seven times, the latest in 2002, and European Team Championship three times, the latest in 2001.  The club also has a football team who play in the lower leagues but in the past had more success.

2012 German Grand Prix: The 2012 German Grand Prix, formally the Formula 1 Großer Preis Santander von Deutschland, was a Formula One motor race that took place on 22 July 2012 as the tenth round of the 2012 season.  After being held at the Nürburgring in , the race returned to the Hockenheimring in Baden-Württemberg, making the 2012 race the thirty-third time the circuit hosted the German Grand Prix, and the eighth time the shortened circuit hosted the race since its 2002 redesign.

PSŻ Poznań: Poznańskie Stowarzyszenie Żużlowe ("Poznań Speedway Association") is a Polish speedway team based in Poznań who currently race in First League (2nd division).  The club never rode in the Polish top division.  Their nickname is "The Scorpions" ("pol.  Skorpiony").

Stal Gorzów Wielkopolski: Stal Gorzów Wielkopolski - polish speedway team based in Gorzów Wielkopolski who currently race in Speedway Ekstraliga.

2012 Macau Grand Prix: The 2012 Macau Grand Prix Formula Three was a motor race for Formula Three cars that was held on the streets of Macau on 18 November 2012.  Unlike other races, such as the Pau Grand Prix, the 2012 Macau Grand Prix was not a part of any Formula Three championship, but was open to entries from all Formula Three championships.  The race itself was made up of two races: a ten-lap qualifying race that decided the starting grid for the fifteen-lap main race.  The 2012 race was the 59th running of the Macau Grand Prix, the 30th race for Formula Three cars, and was supported by the World Touring Car Championship Guia Race of Macau.

2012 Race of Champions: The 2012 Race of Champions was the 25th running of the event, and took place over 14–16 December 2012 at the Rajamangala Stadium in Bangkok, Thailand.  During the first day, a ROC Thailand contest was held with four local drivers to decide the identity of the Thai representatives.  The top two drivers (Nattavude Charoensukawattana and Tin Sritrai) advanced to the ROC Asia contest, where they faced teams from India, China and Japan.  The Thai team was guaranteed a place in the main Nations Cup, whilst the second spot was taken by the victorious Indian team formed by F1 driver Narain Karthikeyan and WEC driver Karun Chandhok.  During the second day, Germany took their sixth consecutive Nations Cup victory courtesy of Sebastian Vettel and Michael Schumacher, beating France (Sébastien Ogier and Romain Grosjean) in the final 2–0.  During the final day, Romain Grosjean won the Race of Champions, beating Tom Kristensen 2–0 in a closely fought final.  In the UK, the live broadcasts of the latter two days of the event on Motors TV attracted a peak of 44,000 television viewers, a respectable figure for a satellite-only channel.

KM Ostrów Wielkopolski: Klub Motorowy Ostrów Wielkopolski ("Motor Club Ostrów Wielkopolski") was a Polish motorcycle speedway team based in Ostrów Wielkopolski who currently race in First League (2nd division).  The club never won Team Polish Champion title.  They folded in 2009 and the town's speedway tradition are now continued by MDM Komputery Dreier ŻKS Ostrovia Ostrów Wlkp. .

Romain Grosjean: Romain Grosjean (] ; born 17 April 1986) is a racing driver, currently racing for the Haas F1 Team.  He races under the French flag in Formula One although he was born in Geneva and holds dual Franco-Swiss nationality.

New Year Ekiden: The New Year Ekiden, (officially the 全日本実業団対抗駅伝競走大会 (All-Japan Men's Corporate Team Ekiden Championships ) ), is an annual men's ekiden (road running relay) over 100 kilometres which takes place in Japan's Gunma Prefecture on 1 January.  The race is a national championship contested between Japan's corporate (business) running teams.  There is also an annual championship race for women in Japan – the Women's Corporate Ekiden Championships.  The race starts and ends in the city of Maebashi and the course passes through the major cities within the prefecture, including Takasaki, Isesaki, Ota and Kiryu.  The relay is divided into seven legs of varying lengths that alternate on a frequent basis.  The 2012 race was divided as follows: 12.3 km, 8.3 km, 13.6 km, 22 km, 15.8 km, 12.5 km and 15.5 km.

Sheffield Tigers: The Sheffield 'Window Centre' Tigers are a speedway team based in Sheffield, England.  They currently race in the British SGB Championship and their home meetings take place at Owlerton Stadium which is the fastest track in British speedway and traditionally hold their race nights on Thursday's between March and October.  The Tigers are sponsored by the Sheffield Window Centre, promoted by Damien Bates, Peter Mole and Julie Reading.

Supporting paragraphs: 2012 Race of Champions Romain Grosjean
Answer: Haas F1 Team