Tomás Nistal Fernández (born 31 August 1948) is a former road cyclist from Spain.
 He was a professional cyclist from 1969 to 1977.
 He represented his native country at the 1972 Summer Olympics in Munich, West Germany, where he finished in 54th place in the men's individual road race.
The 2000 Summer Olympic Games, officially known as the Games of the XXVII Olympiad and commonly known as Sydney 2000 or the Millennium Olympic Games/Games of the New Millennium, were an international multi-sport event which was held between 15 September and 1 October 2000 in Sydney, New South Wales, Australia.
 It was the second time that the Summer Olympics were held in Australia, and also the Southern Hemisphere, the first being in Melbourne, Victoria, in 1956.
Jorge L. Richardson Osorio (born February 11, 1976) is a retired male track and field athlete, who competed in the sprints events during his career.
 He competed for his native country at the 2000 Summer Olympics, where he was eliminated in the first round of the men's 4x100 metres relay, alongside Osvaldo Nieves, Rogelio Pizarro and Félix Omar Fernández.
 Richardson ran the third leg in the race.
Joaquín Fernández Corredor (born January 22, 1971 in Mataró, Catalonia) is a former medley and breaststroke swimmer from Spain.
 He competed at three consecutive Summer Olympics for his native country, starting in 1988 in Seoul, South Korea.
Osvaldo Nieves Morales (born March 20, 1980) is a retired male track and field athlete, who competed in the sprints events during his career.
 He competed for his native country Puerto Rico at the 2000 Summer Olympics, where he was eliminated in the first round of the men's 4x100 metres relay, alongside Jorge Richardson, Rogelio Pizarro and Félix Omar Fernández.
 Nieves ran the first leg in the race.
Tamara Larrea Peraza (born November 25, 1973 in Havana) is a female beach volleyball player from Cuba, who won the gold medal in the women's beach team competition at the 2003 Pan American Games in Santo Domingo, Dominican Republic, partnering Dalixia Fernández.
 She represented her native country at two consecutive Summer Olympics, starting in 2000 in Sydney, Australia.
Iván Moro Fernández (born December 25, 1974 in Madrid) is a water polo player from Spain, who was a member of the national team that won the gold medal at the 1996 Summer Olympics in Atlanta, Georgia.
 He also competed for his native country in the Summer Games of 2000 and 2004.
Rogelio Manuel Pizarro Domenech (born August 23, 1979) is a retired male track and field athlete, who competed in the sprints events during his career.
 He represented his native country at the 2000 Summer Olympics, where he was eliminated in the first round of the men's 4x100 metres relay, alongside Jorge Richardson, Osvaldo Nieves and Félix Omar Fernández.
 Pizarro ran the second leg in the heat 4 race.
Dalixia Fernández Grasset (born November 26, 1977 in Guantanamo) is a female beach volleyball player from Cuba, who won the gold medal in the women's beach team competition at the 2003 Pan American Games in Santo Domingo, Dominican Republic, partnering Tamara Larrea.
 She represented her native country at three consecutive Summer Olympics, starting in 2000 in Sydney, Australia.
Carlos Ventosa Delmas (born March 4, 1971) is a former backstroke swimmer from Spain, who competed at the 1992 Summer Olympics for his native country.
 He is best known for winning the silver medal in the Men's 4x100m Medley Relay at the 1993 FINA Short Course World Championships, alongside Sergio López Miró, Joaquín Fernández and José Maria Rojano.

Question: In what number Olympics did Dalixia Fernández Grasset first represent her native country?
Answer: XXVII