Question:  The Beijing ePrix was an automobile championship race of a class of auto racing conceived in what year?

Context articles: 2016 Long Beach ePrix
Illinois State Fairgrounds Racetrack
2016 Berlin ePrix
2015 Buenos Aires ePrix
Formula E
2015 Punta del Este ePrix
2014 Beijing ePrix
2015 Beijing ePrix
Beijing ePrix
Lucas di Grassi

The 2016 Long Beach ePrix (officially the "2016 Faraday Future Long Beach ePrix") was a Formula E motor race held on 2 April 2016 in Long Beach, United States on a revised version of a street circuit usually used for the Grand Prix of Long Beach.
 It was the sixth championship race of the 2015–16 Formula E season, the single-seater, electrically powered racing car series' second season.
 It also was the second edition of the Long Beach ePrix and the 17th Formula E race overall.
Illinois State Fairgrounds Racetrack is a one mile long clay oval motor racetrack on the Illinois State Fairgrounds in Springfield, the state capital.
 Constructed in the late 19th century and reconstructed in 1927, the "Springfield Mile" as it is known has hosted competitive auto racing since 1910, making it one of the oldest speedways in the United States.
 It is the oldest track to continually host national championship dirt track racing, holding its first national championship race in 1934 under the American Automobile Association banner.
 The Illinois State Fair mile currently hosts the Allen Crowe Memorial 100 ARCA stock car race, USAC Silver Crown championship dirt cars, UMP Late Models and Modifieds and the A.M.A. Grand National Championship.
 It is the home of five world records for automobile racing making it one of the fastest dirt tracks in the world.
The 2016 Berlin ePrix (officially the "2016 FIA Formula E BMW i Berlin ePrix") was a Formula E motor race held on 21 May 2016 in Berlin, Germany on a street circuit on the Karl-Marx-Allee.
 It was the eighth championship race of the 2015–16 Formula E season, the single-seater, electrically powered racing car series' second season.
 It also was the 2nd Berlin ePrix and the 19th Formula E race overall.
 The race was won by Sébastien Buemi to close the championship gap to Lucas di Grassi to one point going into the final two races.
The 2015 Buenos Aires ePrix, formally the 2015 FIA Formula E Buenos Aires ePrix was a Formula E motor race held on 10 January 2015 at the Puerto Madero Street Circuit in Puerto Madero, Buenos Aires, Argentina.
 It was the first edition of the Buenos Aires ePrix and the fourth championship race of the single-seater, electrically powered racing car series' inaugural season.
 The race was won by António Félix da Costa.
Formula E, officially the FIA Formula E Championship, is a class of auto racing that uses only electric-powered cars.
 The series was conceived in 2012, and the inaugural championship started in Beijing on 13 September 2014.
 The series is sanctioned by the FIA.
 Alejandro Agag is the current CEO of Formula E.
The 2015 Punta del Este ePrix (officially the 2015 FIA Formula E Julius Baer Punta del Este ePrix) was a Formula E motor race held on 19 December 2015 at the Punta del Este Street Circuit in Punta del Este, Uruguay.
 It was the second Punta del Este ePrix and the third championship race of the 2015–16 Formula E season, the second season of the single-seater, electrically powered racing car series.
 The race was won by Swiss driver Sébastien Buemi from team Renault e.Dams.
The 2014 Beijing ePrix, formally the 2014 FIA Formula E Evergrande Spring Beijing ePrix, was a Formula E motor race that was held on 13 September 2014 at the Beijing Olympic Green Circuit in Beijing, China.
 It was the first Championship race of the single-seater, electrically powered racing car series' inaugural season.
 The race was won by Lucas di Grassi for the Audi Sport ABT team, ahead of Franck Montagny and Sam Bird.
The 2015 Beijing ePrix, formally the 2015 FIA Formula E SWUSP Beijing ePrix, was a Formula E motor race that was held on 24 October 2015 at the Beijing Olympic Green Circuit in Beijing, China.
 It was the second edition of the Beijing ePrix and the first race of the second season of the electrically powered racing car series.
 The race was dominated by Sébastien Buemi, who won starting from pole position.
 Since he also recorded the fastest lap, he became the first driver to score the maximum of 30 points from a single ePrix
The Beijing ePrix was an automobile race of the Formula E championship in Beijing, People's Republic of China.
 It was first raced in the 2014-15 season, of which the 2014 Beijing ePrix was the first Formula E race in history.
Lucas Tucci di Grassi (born 11 August 1984) is a Brazilian professional racing driver who currently competes for Audi Sport ABT in Formula E and is the 2016-17 World Champion.
 In 2014, di Grassi became the first driver in motorsport history to win a motor race in an all-electric single-seater racing car at the 2014 Beijing ePrix.
 He was also runner-up in the 2007 GP2 Series, 2015-16 FIA Formula E and 2016 FIA World Endurance Championship, and drove for Virgin Racing in the 2010 Formula One season.