Question: When was the  American professional basketball player born who currently plays for the Beijing Fly Dragons and led the team with 21.7 points in his first full season with the Knicks?

Context articles: 2008 Detroit Shock season
1999–2000 Toronto Raptors season
Ricky Rubio
Larry Friend
Brittney Griner
Bob Mullens
Stephon Marbury
1991–92 Seattle SuperSonics season
Frantz Massenat
2004–05 New York Knicks season

The 2008 WNBA season was the 11th for the Detroit Shock, an American women's professional basketball team.
 The Shock attempted to return to the WNBA Finals for the third consecutive year.
 They won the WNBA Finals for the third time in franchise history.
 During the finals, Katie Smith averaged a team high 21.7 points per game to be named WNBA Finals MVP.
 Similar to Kevin Garnett with the 2008 Boston Celtics, Taj McWilliams-Franklin won her first championship after 10 years in the league.
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.
Ricard Rubio i Vives (born October 21, 1990) is a Spanish professional basketball player for the Utah Jazz of the National Basketball Association (NBA).
 Rubio became the youngest player ever to play in the Spanish ACB League on October 15, 2005, at age 14.
 He made his EuroLeague debut on October 24, 2006, at age 16, becoming the first player born in the 1990s to play in a EuroLeague game.
 He is the fifth-youngest player to make their debut in the EuroLeague.
 On June 25, 2009, he was drafted with the fifth pick in the first round of the 2009 NBA draft by the Timberwolves, making him the first player born in the 1990s to be drafted by the NBA.
 The Timberwolves had an agreement in principle with his former Spanish team, DKV Joventut, to buy out his contract, but Rubio backed out of the deal.
 On August 31, 2009, Joventut traded the rights to Rubio to FC Barcelona, and Rubio signed a six-year contract with FC Barcelona the following day.
 In 2011, Rubio joined the Minnesota Timberwolves, and spent six seasons in Minnesota before being traded to the Jazz in June 2017.
Larry Haskell Friend (April 14, 1935 – February 27, 1998) was an American National Basketball Association (NBA) player.
 Friend was born and raised in Chicago, Illinois and played basketball at Marshall High School in Chicago.
 However, he moved to Los Angeles, California before his senior year and played basketball at Fairfax High School.
 Friend first played college basketball at Los Angeles City College, where he was named an All-American Junior College.
 He then transferred to the University of California, where he was a three-year starter.
 He averaged 19.1 points per game his senior season and was also named to the AP All-American third team.
 Friend was drafted with the fifth pick in the second round of the 1957 NBA Draft by the New York Knicks.
 In his one season with the Knicks, Friend averaged 4.0 points, 2.4 rebounds, and 1.1 assists per game.
 In 1961-62 Friend returned to professional basketball to play for the Los Angeles Jets in the American Basketball League.
 He appeared in thirty-nine games for the Jets and averaged 11.0 points and 3.7 rebounds per game, while also leading the league in three-point shooting (58-163).
 Due to financial problems, the Jets folded midway through their first season.
 Following his playing career, Friend owned an investment business.
 He died on February 27, 1998 in Newport, California of prostate cancer.
Brittney Yevette Griner (born October 18, 1990) is an American professional basketball player who currently plays for the Phoenix Mercury in the Women's National Basketball Association (WNBA) and in Russia for UMMC Ekaterinburg.
 She played college basketball at Baylor University in Waco, Texas.
 She is the only NCAA basketball player to score 2,000 points and block 500 shots.
 In 2012, the three-time All-American was named the AP Player of the Year and the Most Outstanding Player of the Final Four.
Robert J. Mullens (November 1, 1922 – July 22, 1989) was an American professional basketball player.
 An All-American at Fordham University, Mullens played one full season in the Basketball Association of America (which merged with the National Basketball League in 1949 to create the National Basketball Association), splitting the 1946–47 season between the New York Knicks and the Toronto Huskies.
Stephon Xavier Marbury (born February 20, 1977) is an American professional basketball player who currently plays for the Beijing Fly Dragons of the Chinese Basketball Association (CBA).
 He has won three CBA championships with the Beijing Ducks in 2012, 2014 and 2015, and is widely considered as the greatest foreign player to ever play in the Chinese Basketball Association.
The 1991–92 NBA season was the 24th season for the Seattle SuperSonics in the National Basketball Association.
 After a 7–3 start to the season, head coach K. C. Jones was fired with the team holding an 18–18 record.
 After splitting four games under interim coach Bob Kloppenburg, the Sonics hired George Karl, who returned after a four-year absence from coaching in the NBA.
 Under Karl, the SuperSonics finished the season fourth in the Pacific Division with a 47–35 record, reaching the playoffs as the number 6 seed in the Western Conference.
 Ricky Pierce led the team in scoring averaging 21.7 points per game in his first full season with the Sonics.
 In the first round, they defeated the 3rd-seeded Golden State Warriors in four games, winning the final two games by just four points.
 However, they lost the conference semifinals to the Utah Jazz in five games.
Frantz Massenat (born January 17, 1992) is an American professional basketball player who currently plays for EWE Baskets Oldenburg.
 In his collegiate career at Drexel, He was named to the First Team All-CAA following the 2011-12 season as a sophomore, leading the Drexel Dragons to 2012 CAA Men's Basketball Tournament where they were narrowly defeated by Virginia Commonwealth University.
 Massenat started in every game of his collegiate career at Drexel.
 Following his senior season, he ranked sixth on Drexel's career scoring list with 1,646 points, and his 548 career assists ranked third all-time at Drexel and ninth in CAA history.
The 2004–05 New York Knicks season was the 59th season for the team in the National Basketball Association (NBA).
 During the offseason, the Knicks acquired Jamal Crawford from the Chicago Bulls.
 Early in the season, the team released Shandon Anderson after he had played one game; Anderson later joined the Miami Heat as a free agent.
 The Knicks played around .500 with a 16–13 start, but then lost 16 of their next 18 games.
 Head coach Lenny Wilkins resigned after a 17–22 start, and was replaced by assistant Herb Williams for the remainder of the season.
 The Knicks then lost nine straight games between March and April, finishing fourth place in the Atlantic Division with a 33–49 record, and failing to qualify for the NBA Playoffs.
 In his first full season with the Knicks, Stephon Marbury led the team with 21.7 points, 8.1 assists and 1.5 steals per game.
 Following the season, Larry Brown was hired as coach and Allan Houston retired.