Question: George Montgomery is the biological father of an NBA player who was born in which year ?

full_context: Document 1: George Montgomery (basketball): George Montgomery (born April 26, 1962) is a retired American basketball player. He played basketball at Illinois, and was a second-round draft selection of the Portland Trail Blazers in the 1985 NBA Draft, though he never played in the NBA. He is the biological father of Warriors center JaVale McGee, but did not raise his son.
Document 2: Golden State Warriors: The Golden State Warriors are an American professional basketball team based in Oakland, California. The Warriors compete in the National Basketball Association (NBA) as a member of the league's Western Conference Pacific Division. The Warriors play their home games at the Oracle Arena in Oakland. The Warriors have reached nine NBA Finals, winning five NBA championships in 1947, 1956, 1975, 2015 and 2017. Golden State's five NBA championships are tied for fourth-most in NBA history with the San Antonio Spurs, and behind only the Boston Celtics (17), Los Angeles Lakers (16) and Chicago Bulls (6). As of 2017, the Warriors are the third most valuable NBA franchise according to "Forbes", with an estimated value of $2.6 billion.
Document 3: George Montgomery (actor): George Montgomery (born George Montgomery Letz, August 29, 1916 – December 12, 2000) was an American actor, painter, sculptor, furniture craftsman, and stuntman who is best known as an actor in Western film and television.
Document 4: George Irvine: George R. Irvine (February 1, 1948 – May 8, 2017) was an American professional basketball player and coach. A 6'6" forward, Irvine played collegiately at the University of Washington, where he was a first-team All-Pac-8 selection in 1970. He was selected by the Seattle SuperSonics in the 8th round of the 1970 NBA Draft. However, he never played for his hometown SuperSonics, nor for any other NBA team. Instead, Irvine opted to play for the team that selected him in the American Basketball Association draft, the Virginia Squires. Irvine played for the Squires for five seasons and then played a final pro season with the Denver Nuggets during the 1975-76 season, the ABA's final season prior to the ABA-NBA merger.
Document 5: Kenny George: Kenneth "Kenny" George Jr. is an American retired basketball player. Somewhere between 7 ft and 7 ft , he was the tallest basketball player in the United States during the two years he played for his college team, the University of North Carolina at Asheville Bulldogs, and may have been the tallest player in the history of college basketball.
Document 6: Stephen Curry: Wardell Stephen Curry II (born March 14, 1988) is an American professional basketball player for the Golden State Warriors of the National Basketball Association (NBA). Many players and analysts have called him the greatest shooter in NBA history. In 2014–15, Curry won the NBA Most Valuable Player Award and led the Warriors to their first championship since 1975. The following season, he became the first player in NBA history to be elected MVP by a unanimous vote and to lead the league in scoring while shooting above 50–40–90. That same year, the Warriors broke the record for the most wins in an NBA season. Curry helped the Warriors return to the NBA Finals for a third straight year in 2017, where he won his second NBA championship.
Document 7: Draymond Green: Draymond Jamal Green Sr. (born March 4, 1990) is an American professional basketball player for the Golden State Warriors of the National Basketball Association (NBA). Green, who plays primarily at the power forward position, was named to the NBA All-Defensive Team and won his first NBA Championship with the Warriors in 2015. Green was named an NBA All-Star and All-NBA Team member the following two seasons. In 2017, he won NBA Defensive Player of the Year and his second NBA Championship as a member of the Warriors.
Document 8: Andre Iguodala: Andre Tyler Iguodala ( ; born January 28, 1984) is an American professional basketball player for the Golden State Warriors of the National Basketball Association (NBA). The swingman was an NBA All-Star in 2012 and has been named to the NBA All-Defensive Team twice. Iguodala won an NBA championship with the Warriors in 2015, when he was named the NBA Finals Most Valuable Player. Iguodala helped the Warriors return to the NBA Finals for a third straight year in 2017, winning his second NBA Championship. He was also a member of the United States national team at the 2010 FIBA World Championship and 2012 Summer Olympics, winning the gold medal both times.
Document 9: George Mikan: George Lawrence Mikan, Jr. (June 18, 1924 – June 1, 2005), nicknamed Mr. Basketball, was an American professional basketball player for the Chicago American Gears of the National Basketball League (NBL) and the Minneapolis Lakers of the NBL, the Basketball Association of America (BAA) and the National Basketball Association (NBA). Invariably playing with thick, round spectacles, the 6 ft , 245 lb Mikan is seen as one of the pioneers of professional basketball, redefining it as a game of so-called big men with his prolific rebounding, shot blocking, and his talent to shoot over smaller defenders with his ambidextrous hook shot, the result of his namesake Mikan Drill.
Document 10: JaVale McGee: JaVale Lindy McGee (born January 19, 1988) is an American professional basketball player for the Golden State Warriors of the National Basketball Association (NBA). He was selected 18th overall by the Washington Wizards in the 2008 NBA draft. He won an NBA championship with the Warriors in 2017.
Document 11: George J. Maloof Jr.: George Joseph Maloof Jr. (born September 2, 1964) is an American entrepreneur and businessman. He is the former owner of the Sacramento Kings, the former owner of the now defunct Sacramento Monarchs, and minority owner of the Palms Casino Resort in Las Vegas with his brothers Gavin Maloof, Joe Maloof, Phil Maloof and sister Adrienne Maloof. He is part of the Maloof Family.
Document 12: Klay Thompson: Klay Alexander Thompson (born February 8, 1990) is an American professional basketball player for the Golden State Warriors of the National Basketball Association (NBA). The son of former NBA player Mychal Thompson, he played college basketball for three seasons at Washington State University, where he was a two-time first-team all-conference selection in the Pac-10. Thompson was selected in the first round of the 2011 NBA draft by Golden State with the 11th overall pick. In 2014, he and teammate Stephen Curry set a then NBA record with 484 combined three-pointers in a season, as the pair were given the nickname the "Splash Brothers". Thompson is a three-time NBA All-Star and a two-time All-NBA Third Team honoree. In 2015, he helped lead the Warriors to their first NBA Championship since 1975. Thompson helped the Warriors return to the NBA Finals for a third straight year in 2017, winning his second NBA Championship.
Document 13: Zaza Pachulia: Zaza Pachulia (Georgian: ზაზა ფაჩულია ; February 10, 1984) is a Georgian professional basketball player for the Golden State Warriors of the National Basketball Association (NBA). He was born as Zaur Pachulia, but his first name was legally changed to Zaza. In 2017, Pachulia won his first NBA Championship as a member of the Warriors.
Document 14: Golden State Warriors: The Golden State Warriors are an American professional basketball team based in Oakland, California. The Warriors compete in the National Basketball Association (NBA) as a member of the league's Western Conference Pacific Division. The Warriors play their home games at the Oracle Arena in Oakland. The Warriors have reached nine NBA Finals, winning five NBA championships in 1947, 1956, 1975, 2015 and 2017. Golden State's five NBA championships are tied for fourth-most in NBA history with the San Antonio Spurs, and behind only the Boston Celtics (17), Los Angeles Lakers (16) and Chicago Bulls (6). As of 2017, the Warriors are the third most valuable NBA franchise according to "Forbes", with an estimated value of $2.6 billion.
Document 15: Roger Montgomery (sports agent): Roger Montgomery (born 1970) is an American sports agent and former professional basketball player. He is the current CEO of Montgomery Sports Group. As a sports agent, Montgomery has represented basketball players in the National Basketball Association (NBA) and international leagues.
ground_truth: 1988