Question: What is the height of the Chinese professional basketball player drafted by the Houston Rockets in 2002?

full_context: Document 1: History of the Houston Rockets: The Houston Rockets are an American professional basketball team based in Houston, Texas. The team plays in the Southwest Division of the Western Conference in the National Basketball Association (NBA). The team was established in 1967, and played in San Diego, California for four years, before moving to Houston, Texas.
Document 2: Sun Zhe: Sun Zhe (born August, 1990) is a 25-year-old basketball player from China, who has earned the nickname "Little Yao Ming", according to a source from CCTV, China's news channel. He stands 2.20m or 7'3" tall and weighs about 200 pounds in the year 2009. The trademarked nickname "Little Giant" no longer belongs with Yao Ming according to the Xinhua News Agency. According to Xinhua, "... Sun played his first Chinese top professional league game on January 2, 2008 when the Guangdong club player had two points, five rebounds and five fouls in his 17 minutes on court." According to the Taiwan News, he was not able to help his team win in the East Asian Games, though people already have big expectations for him. He is one of five co-players who is more than 7 feet tall on the Chinese National basketball team, which also includes Zhang Zhaoxu, Wang Zhizhi, Wang Zhelin, and Yi Jianlian. He currently plays for the Dongguan Leopards basketball club.
Document 3: 1994–95 Houston Rockets season: The 1994–95 NBA season was the Rockets' 28th season in the National Basketball Association, and 24th season in Houston. After winning their first championship, the Rockets went on to win their first nine games of the season. However, with increased competition in the West, management felt a change was needed to win another title. On February 14, the Rockets traded Otis Thorpe to the Portland Trail Blazers for All-Star guard Clyde Drexler, a former teammate of Hakeem Olajuwon at the University of Houston. However, after the trade, the Rockets struggled in the second half of the season posting a record of 17–18 on their way to finishing third in the Midwest Division with a 47–35 record. Olajuwon was selected for the 1995 NBA All-Star Game.
Document 4: List of Houston Rockets statistics and records: The Houston Rockets are an American professional basketball franchise based in Houston, Texas. The team plays in the Southwest Division of the Western Conference in the National Basketball Association (NBA). The team was established in 1967, and played in San Diego, California for four years, before relocating to Houston. They have made the playoffs in 25 of their 42 seasons, and won their division and conference four times each; they also won back-to-back NBA championships in 1994 and 1995. They won 22 straight games during the season, the third-longest streak in NBA history.
Document 5: 2008–09 Houston Rockets season: The 2008–09 Houston Rockets season was the 42nd season of the franchise in the National Basketball Association (NBA). Despite a season-ending knee injury to Tracy McGrady, the Rockets breezed past the Portland Trail Blazers in the first round, but could not defeat the Los Angeles Lakers in the second round. Dikembe Mutombo, who entered his 18th and final season, was injured in Game 2 of the first round and announced his retirement, ending his 18-year NBA career. Besides losing Mutombo, Yao Ming missed most of the second round due to a foot injury that required off-season surgery. Before the season, the team acquired Ron Artest (now Metta World Peace), who was known for his violent temper. Following the season, Artest signed as a free agent with the Lakers. The Rockets would not return to the postseason until 2013.
Document 6: 2010–11 Houston Rockets season: The 2010–11 Houston Rockets season was the 44th season of the franchise in the National Basketball Association (NBA), and the 40th based in Houston. This season was Yao Ming's last in the NBA as he played only 5 games because of recurring injuries that interrupted his career. Despite his injuries, he was selected to play in the 2011 NBA All-Star Game as a starter, but he was unable to participate. Yao would then retire during the 2011 NBA lockout after playing only nine seasons in the NBA.
Document 7: Ralph Sampson: Ralph Lee Sampson Jr. (born July 7, 1960) is an American retired basketball player. A 7-foot-4 phenom, three-time College Player of the Year, and first selection in the 1983 NBA draft, Sampson brought heavy expectations with him to the National Basketball Association (NBA). The NBA Rookie of the Year, Sampson averaged 20.7 points and 10.9 rebounds for his first three seasons with the Houston Rockets before injuries began to take their toll. Three knee surgeries later he retired as a four-time All-Star, an NBA Rookie of the Year, and an NBA All-Star Game MVP (). One of his many career highlights was a buzzer-beating shot to dethrone the Los Angeles Lakers as Western Conference champions in 1986, derailing their hopes for coveted back-to-back NBA titles, and sending the Rockets to their second NBA Finals in the team's history.
Document 8: List of Houston Rockets head coaches: The Houston Rockets are an American professional basketball team based in Houston, Texas. They are a member of the Southwest Division of the Western Conference in the National Basketball Association (NBA). They have played their home games at Toyota Center since 2003. Founded by Robert Breitbard in San Diego, the team first joined the NBA in 1967 as an expansion team. After four losing seasons, however, the team was sold to a group of investors based in Houston. The group subsequently relocated the team to Houston, where the Rockets have remained for 37 seasons. The franchise won its only two NBA titles in 1994 and 1995.
Document 9: List of Houston Rockets seasons: The Houston Rockets are an American professional basketball team based in Houston, Texas. The Rockets play in the Southwest Division of the Western Conference in the National Basketball Association (NBA). The team was established in 1967, and played in San Diego, California for four years, before moving to Houston, Texas.
Document 10: Hakeem Olajuwon: Hakeem Abdul Olajuwon ( ; ] ; born January 21, 1963), formerly known as Akeem Olajuwon, is a Nigerian-American former professional basketball player. From 1984 to 2002, he played the center position in the National Basketball Association (NBA) for the Houston Rockets and the Toronto Raptors. He led the Rockets to back-to-back NBA championships in 1994 and 1995. In 2008, he was inducted into the Basketball Hall of Fame, and in 2016, he was inducted into the FIBA Hall of Fame. Listed at 7 ft 0 in (2.13 m) (but standing closer to 6 ft 10 in (2.08 m) by his own admission), Olajuwon is considered one of the greatest centers ever to play the game. He was nicknamed "The Dream" during his basketball career after he dunked so effortlessly that his college coach said it "looked like a dream."
Document 11: Yao Ming: Yao Ming (; born September 12, 1980) is a retired Chinese professional basketball player who played for the Shanghai Sharks of the Chinese Basketball Association (CBA) and the Houston Rockets of the National Basketball Association (NBA). He was selected to start for the Western Conference in the NBA All-Star Game eight times, and was named to the All-NBA Team five times. At the time of his final season, he was the tallest active player in the NBA, at 2.29 m . He is the only player outside of the United States to lead the NBA in All-Star voting.
Document 12: Shaquille O'Neal: Shaquille Rashaun O'Neal ( ; born March 6, 1972), nicknamed "Shaq" ( ), is an American retired professional basketball player and rapper, currently serving as a sports analyst on the television program "Inside the NBA". Listed at 7 ft tall and weighing 325 lb , he was one of the heaviest players ever to play in the NBA, where he played for six teams throughout his 19-year career.
Document 13: Houston Rockets: The Houston Rockets are an American professional basketball team based in Houston, Texas. The Rockets compete in the National Basketball Association (NBA), as a member of the league's Western Conference Southwest Division. The team plays its home games at the Toyota Center, located in downtown Houston. The Rockets have won two NBA championships and four Western Conference titles. The team was established as the San Diego Rockets, an expansion team originally based in San Diego, in 1967. In 1971, the Rockets moved to Houston.
Document 14: Houston Rockets all-time roster: The Houston Rockets are an American professional basketball team based in Houston, Texas. The team plays in the Southwest Division of the Western Conference in National Basketball Association (NBA). The team was established in 1967, and played in San Diego, California for four years before being moved to Houston. In the Rockets debut season, they won only 15 games. However, after drafting Elvin Hayes first overall in the 1969 NBA Draft, they made their first appearance in the playoffs in 1969. After Hayes was traded, Moses Malone was acquired to replace him. Malone won two MVPs during his time in Houston, and he led the Rockets to the conference finals in his first year with the team. He also took the Rockets to the NBA Finals in 1981, but they were defeated in six games by the Boston Celtics. In 1984, the Rockets drafted Hakeem Olajuwon, who led them to the 1986 Finals in his second year, where they lost again to Boston. In the next seven seasons, they lost in the first round of the playoffs five times. They won their first NBA championship in 1994, led by Olajuwon, who won Finals MVP. They repeated as champions the next year, and Olajuwon won Finals MVP once again. To date, the Rockets have not advanced to the finals again. The Rockets missed the playoffs from 1999–2003, and did not make the playoffs again until after they drafted Yao Ming in 2002. Since then, the Rockets have had a winning season in all but two of the next 14 seasons and, led by James Harden, advanced to the conference finals in 2015.
Document 15: 2002–03 Houston Rockets season: The 2002–03 NBA season was the Rockets' 36th season in the National Basketball Association, and 32nd season in the city of Houston. This was their final season playing at the Compaq Center. The Rockets won the Draft Lottery, where they selected 7'6" Chinese sensation Yao Ming with the first overall pick in the 2002 NBA draft. In December, the Rockets acquired James Posey from the Denver Nuggets in a three-team trade which sent Kenny Thomas to the Philadelphia 76ers. This season was also head coach Rudy Tomjanovich's last as he would step down following the season due to health issues. With Yao teamed up with captain Steve Francis, they gelled their first season together, being named as starters for the 2003 NBA All-Star Game. On January 17, 2003, Francis gained national media attention, scoring a career-high 44 points in a home game against the Los Angeles Lakers. The Rockets would go on to finish the season with a 43–39 record without clinching a playoff spot, although they improved on last season, where they won just 28 games.
ground_truth: 2.29 m