Question: Román Gastaldi competed at the 2011 events that were held at what Guadalajara stadium?

Context articles: Gymnastics at the 2011 Pan American Games
Abyei (town)
2011 Pan American Games
Román Quinos
2011 in Europe
Román Gastaldi
Román Gómez
Canada at the 2011 Pan American Games
Estadio Román Valero
Athletics at the 2011 Pan American Games

At the 2011 Pan American Games in Guadalajara, three different gymnastics disciplines were contested: artistic gymnastics, rhythmic gymnastics and trampoline.
 The artistic gymnastics events were held on October 24–29.
 The rhythmic gymnastics events were held on October 21–24.
 The trampoline events were held on October 16–19.
 All three events will be held at the Nissan Gymnastics Stadium.
Abyei (also spelled Abyēy; Arabic: أبيي‎ ‎ ) is a north-south border town currently in the Abyei Area of the South Kordofan region, in the south of Northern Sudan.
 The U.N. estimated the town's population at around 20,000 previous to May 2011 events.
The 2011 Pan American Games, officially the XVI Pan American Games, was an international multi-sport event that was held from October 14–30, 2011, in Guadalajara, Jalisco, Mexico.
 Some events were held in the nearby cities of Ciudad Guzmán, Puerto Vallarta, Lagos de Moreno and Tapalpa.
 It was the largest multi-sport event of 2011, with approximately 6,000 athletes from 42 nations participating in 36 sports.
 Both the Pan American and Parapan American Games were organized by the Guadalajara 2011 Organizing Committee (COPAG).
 The 2011 Pan American Games were the third Pan American Games hosted by Mexico (the first country to do so) and the first held in the state of Jalisco.
 Previously, Mexico hosted the 1955 Pan American Games and the 1975 Pan American Games, both in Mexico City.
 The 2011 Parapan American Games were held 20 days after the Pan American Games have ended.
Román Quinos (born 23 July 1940) is an Argentine fencer.
 He competed in the individual and team sabre events at the 1968 Summer Olympics.
This is a list of 2011 events that occurred in Europe.
Román Andrés Gastaldi (born 25 September 1989 in Devoto, Córdoba) is an Argentine decathlete.
 He competed at the 2011 Pan American Games in Guadalajara, Mexico and 2013 World Championships in Moscow, Russia.
Román Gómez (born 6 July 1947) is a Mexican former fencer.
 He competed in the individual and team foil and team sabre events at the 1968 Summer Olympics.
Canada, which is represented by the Canadian Olympic Committee (COC), has competed at the 2011 Pan American Games in Guadalajara, Mexico from October 14 to 30, 2011.
 The Canadian team was made up of 492 athletes (256 men and 236 women), the most ever for a non-home Games.
 On the team all ten provinces and the Northwest Territories are represented.
 Some sports such as wrestling have sent their strongest team, however sports which offer the most medals (swimming and athletics) have sent for the most part a developmental team.
 Table Tennis player Anqi Luo (15 years old) was Canada's youngest athlete at the Games while Equestrian athlete Ian Millar (64 years old) was Canada's eldest athlete competing in Guadalajara.
 Canada has competed in 35 out of the 36 sports on the program (the exception being basque pelota).
 On October 4, 2011 women's football star Christine Sinclair was selected to carry the flag during the opening ceremony.
 The chef de mission was Jacques Cardyn and the assistant chef de mission was Curt Harnett.
Estadio Román Valero is a stadium located in Madrid, Spain that is primarily used for association football.
 The stadium has a capacity of 5,000 people.
 CD Colonia Moscardó is one of its tenants.
 Concerts have also been held at Estadio Román Valero, including performances by Meat Loaf, Judas Priest, Dire Straits, Black Sabbath, Def Leppard, The Police and Whitesnake.
Athletics competitions at the 2011 Pan American Games in Guadalajara was held from October 23 to October 30 at the newly built Telmex Athletics Stadium.
 The racewalking and marathon events were held on the temporary Guadalajara Circuit and Route and the Pan American Marathon circuit respectively.
 The sport of athletics is split into distinct sets of events: track and field events, road running events, and racewalking events.