Question: In which year was this player born who announced his retirement due to a back injury early in the season during the unfortunate 2002–03 Toronto Raptors season?

full_context: Document 1: 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 2: 2001–02 Cleveland Cavaliers season: The 2001–02 NBA season was the 32nd season of the National Basketball Association in Cleveland, Ohio. During the offseason, the Cavaliers re-acquired Tyrone Hill from the Philadelphia 76ers while acquiring Ricky Davis from the Miami Heat. Under new head coach John Lucas, the Cavaliers got off to a horrible start losing nine of their first eleven games, then suffered a 12-game losing streak in January. Hill only played just 26 games due to sore back spasms as the Cavs lost 50 games for the third straight season, finishing 7th in the Central Division with a 29–53 record. Lamond Murray was the team's leading scorer averaging 16.6 points per game, and Andre Miller averaged a double-double in points and assists per contest, while leading the league with 10.9 assists per game. Following the season, Murray was traded to the Toronto Raptors, Miller was traded to the Los Angeles Clippers, and Wesley Person was dealt to the Memphis Grizzlies.
Document 3: 1999–2000 Toronto Raptors season: The 1999–2000 NBA season was the Raptors' fifth season in the National Basketball Association. During the offseason, the Raptors acquired Antonio Davis from the Indiana Pacers, while signing free agents Muggsy Bogues and three-point specialist Dell Curry. In their first full season playing at the Air Canada Centre, the Raptors got better as the season progressed. Second-year star Vince Carter led the team in scoring, averaging 25.7 points per game. He also won the Slam Dunk Contest in Oakland and was selected for the 2000 NBA All-Star Game. The Raptors improved and qualified for their first playoff appearance with a 45–37 record, finishing third in the Central Division. However, in the postseason, they were swept in the first round by the New York Knicks in three straight games. Following the season, Tracy McGrady was traded to the Orlando Magic, Doug Christie was dealt to the Sacramento Kings, Dee Brown signed as a free agent with the Magic, and head coach Butch Carter was fired.
Document 4: 2001–02 Houston Rockets season: The 2001–02 NBA season was the Rockets' 35th season in the National Basketball Association, 31st season in the city of Houston, and their 27th and penultimate season at Compaq Center. During the offseason, the Rockets acquired All-Star forward Glen Rice from the New York Knicks, and re-acquired Kevin Willis from the Milwaukee Bucks. However, Rice only played just 20 games due to a foot injury. In their first season without All-Star center Hakeem Olajuwon, the Rockets got off to a 7–5 start, but then suffered a dreadful 15-game losing streak. The season saw team captain Steve Francis make his first All-Star appearance, but he only played 57 games, and starting 56 of them due to recurring foot injuries and migraines. He also participated in the Dunk Contest. Due to injuries that hindered their roster for parts of the year, the Rockets played mediocre basketball all season, finishing fifth in the Midwest Division with a disappointing 28–54 record. Following the season, Walt Williams signed as a free agent with the Dallas Mavericks, and Willis signed with the San Antonio Spurs.
Document 5: 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 6: Robert Parish: Robert Parish (born August 30, 1953) is an American retired basketball center. He was known for his strong defense, his high arcing jump shooting, and his clutch rebounding late in games. Robert Parish was elected to the Basketball Hall of Fame in 2003. In 1996, Parish was also named as one of the 50 Greatest Players in NBA History. His nickname was The Chief, after the fictitious Chief Bromden, a silent, giant Native American character in the film "One Flew Over the Cuckoo's Nest". According to Parish, former Celtics forward Cedric Maxwell gave him this nickname because of his stoic nature. He played an NBA-record 1,611 regular season games in his career.
Document 7: 2002–03 Toronto Raptors season: The 2002–03 NBA season was the Raptors' 8th season in the National Basketball Association. During the offseason, the Raptors acquired Lamond Murray from the Cleveland Cavaliers, but missed the entire season with a foot injury. Things looked bleak for the Raptors early in the season as Hakeem Olajuwon announced his retirement due to a back injury. The Raptors played around .500 with a 4–4 start to the season, but then lost six straight afterwards. The team then suffered a 12-game losing streak between December and January. In addition, Vince Carter continued to feel the lingering effect of his knee injury as he missed most of the first half of the season. Despite playing only 43 games, he was still voted to play in his fourth straight All-Star Game. However, Carter ended up giving the starting position to a retiring Michael Jordan. Despite this, the Raptors lost their final eight games of the season finishing seventh in the Central Division with a dismal 24–58 record. Following the season, Lenny Wilkens was let go as head coach of the Raptors, and was replaced with Kevin O'Neill.
Document 8: Clyde Drexler: Clyde Austin "The Glide" Drexler (born June 22, 1962) is an American retired professional basketball swingman. During his career, he was a ten-time All-Star, and named one of the 50 Greatest Players in NBA History. Drexler won an Olympic gold medal in 1992 as part of the 1992 United States men's Olympic basketball team ("The Dream Team") and an NBA Championship in 1995 with the Houston Rockets. He is a two-time Naismith Memorial Basketball Hall of Fame inductee (being inducted 2004 for his individual career, and in 2010 as a member of the "Dream Team") He currently serves as a color commentator for Houston Rockets home games.
Document 9: 2002–03 Cleveland Cavaliers season: The 2002–03 NBA season was the 33rd season of the National Basketball Association in Cleveland, Ohio. During the offseason, the Cavaliers acquired Darius Miles from the Los Angeles Clippers. After a 2–2 start to the season, the Cavaliers suffered a dreadful 15-game losing streak. They would continue to struggle as head coach John Lucas was replaced with Keith Smart after an 8–34 start. At midseason, Tyrone Hill was released and re-signed as a free agent with the Philadelphia 76ers. The Cavaliers finished the season with a 17–65 record, last place in the Eastern Conference and tied for the worst record in the NBA along with the Denver Nuggets. It was also the team's worst record since the 1981–82 season. Ricky Davis was the team's leading scorer averaging a career high of 20.6 points per game, center Zydrunas Ilgauskas was selected for the 2003 NBA All-Star Game, and rookie Carlos Boozer made the All-Rookie Second Team.
Document 10: 2002–03 Orlando Magic season: The 2002–03 NBA season was the 14th season for the Orlando Magic in the National Basketball Association. During the offseason, the Magic signed free agent All-Star forward Shawn Kemp. The rise of Tracy McGrady into a superstar was completed as he won his first scoring title with 32.1 points per game, while being selected for the 2003 NBA All-Star Game. However, with Grant Hill playing just 29 games due to injury, and Horace Grant only playing just five games with a sore left knee, it seemed as if he was all alone again. Midway through the season, the Magic traded Mike Miller to the Memphis Grizzlies for rookie Drew Gooden as they finished fourth in the Atlantic Division with a record of 42–40. However, in the first round of the playoffs, they lost to the top-seeded Detroit Pistons four games to three after taking a 3–1 series lead. Following the season, Kemp retired, Darrell Armstrong signed as a free agent with the New Orleans Hornets, and Grant re-signed with the Los Angeles Lakers.
Document 11: 2003–04 Toronto Raptors season: The 2003–04 NBA season was the Raptors' ninth season in the National Basketball Association. This season saw the team draft future All-Star forward Chris Bosh with the fourth overall pick in the 2003 NBA draft. With new head coach Kevin O'Neill, the Raptors started the season on a high note beating the 2-time Eastern Conference Champion New Jersey Nets 90–87. However, a few days later they would set an embarrassing post shot clock record by scoring just 56 points in a loss to the Minnesota Timberwolves. After the first month of the season, they traded Antonio Davis and Jerome Williams to the Chicago Bulls for Jalen Rose and Donyell Marshall. The Raptors posted a 25–25 record at the All-Star break, but because of injuries, they only won just eight for the rest of the season. The team also posted nine and seven-game losing streaks respectively, finishing sixth in the Central Division with a 33–49 record.
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: 2004–05 Toronto Raptors season: The 2004–05 NBA season was the Raptors' tenth season in the National Basketball Association. A new management team of head coach Sam Mitchell, and General Manager Rob Babcock was hired before the 2004–05 season by the Raptors. On December 17, 2004, disgruntled All-Star Vince Carter was traded to the New Jersey Nets for Eric Williams, Aaron Williams, and Alonzo Mourning. Mourning would never report to Toronto and he was waived not long after the trade. He later signed with the Miami Heat for his second stint. Guard Alvin Williams missed the entire season due to right knee inflammation. The Raptors finished fourth in the Atlantic Division with a 33–49 record, which was the same record as the previous season. Second-year star Chris Bosh showed improvement averaging 16.8 points and 8.9 rebounds per game.
Document 14: Dominique Wilkins: Jacques Dominique Wilkins (born January 12, 1960) is an American retired professional basketball player who primarily played for the Atlanta Hawks of the National Basketball Association (NBA). Wilkins was a nine-time NBA All-Star, and is widely viewed as one of the best dunkers in NBA history, earning the nickname The Human Highlight Film. In 2006, Wilkins was inducted into the Naismith Memorial Basketball Hall of Fame.
Document 15: 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."
ground_truth: 1963