Question: What nationality is the player who like Anderson Varejão played for both the Cleveland Cavaliers and the Golden State Warriors since their rivalry began ?

Context paragraphs:
Dwight Davis (basketball): Dwight E. Davis (born October 11, 1949) is a retired American professional basketball player.  After playing college basketball at the University of Houston from 1969–72, Davis was selected as the 3rd overall pick of 1972 NBA draft by the Cleveland Cavaliers.  Nicknamed "Double D", Davis played for five seasons in the NBA with two teams: the Cleveland Cavaliers (1972–75) and Golden State Warriors (1975–77).  The 6 ft 8 in forward averaged 8.6 points in 340 career regular season games.  Dwight was inducted into the "Hall of Honor" at the University of Houston in November 2006, some 34 years after leaving.  He still holds many records for his rebounding, blocked shots and scoring.  In 2007, Davis was appointed by New Hampshire Governor John Lynch to the N.H. Workforce Youth Council, and in 2008 he became the chair.  He is also a board member of the Greater Seacoast United Way.  Dwight spends much of his free time working with at risk teens with lessons on and off the court.

2017 NBA Finals: The 2017 NBA Finals was the championship series of the National Basketball Association (NBA)'s 2016–17 season and conclusion of the season's playoffs.  The Western Conference champion Golden State Warriors defeated the defending NBA champion and Eastern Conference champion Cleveland Cavaliers 4 games to 1.  This Finals was the first time in NBA history the same two teams had met for a third consecutive year.  The Cavaliers sought to repeat as champions after winning the championship in 2016, while the Warriors won the first meeting in 2015.  Golden State earned home court advantage with a 2016–17 regular season record of 67–15 , while Cleveland finished the regular season with a 51–31 record.  The Warriors entered the 2017 Finals after becoming the first team in NBA playoff history to start 12–0 , while the Cavaliers entered the 2017 Finals with a 12–1 record during the first three rounds of the postseason.  The Warriors' 15–0 start in the playoffs is the most consecutive postseason wins in NBA history and their 16–1 record is the best winning percentage () in NBA Playoff history.

Andrew Bogut: Andrew Michael Bogut (born 28 November 1984) is an Australian professional basketball player for the Los Angeles Lakers of the National Basketball Association (NBA).  The 7 ft center was selected by the Milwaukee Bucks with the first overall pick in the 2005 NBA draft.  He earned All-NBA Third Team honors with the Bucks in 2010.  He was traded to the Golden State Warriors in 2012, and was named NBA All-Defensive Second Team in 2015, when he won an NBA championship with the Warriors.

2014–15 Golden State Warriors season: The 2014–15 Golden State Warriors season was the 69th season of the franchise in the National Basketball Association (NBA), and their 53rd in the San Francisco Bay Area.  The Warriors finished the season 67–15, a new franchise record for wins in a season, clinching their best record in the NBA since they won 59 games in the 1975–76 season.  They are the tenth NBA team to win 67 games in a season.  Golden State reached the 2015 NBA Finals and defeated the Cleveland Cavaliers 4–2, to win their first title in 40 years, and the fourth in franchise history.  Their 83 total wins for the season was the third most for a team in NBA history, they went 83–20 combining regular season and playoff games.

Cavaliers–Warriors rivalry: The Cavaliers–Warriors rivalry is a National Basketball Association (NBA) rivalry between the Cleveland Cavaliers and the Golden State Warriors.  While the two teams have played each other since the Cavaliers joined the league in 1970, their rivalry did not develop until the 2014–15 season, when they met in the first of three consecutive NBA Finals series.  The two teams have met in three straight NBA Finals, becoming the only two teams in NBA history to do so.  Of these three series, the Warriors have won two, most recently in 2017the Cavaliers have won one, in 2016.  The two teams feature 11 NBA All-Stars: LeBron James, Kyrie Irving, Kevin Love, Deron Williams and Kyle Korver (Cleveland), and Stephen Curry, Kevin Durant, Draymond Green, Klay Thompson, David West and Andre Iguodala (Golden State).  Two players, Andrew Bogut and Anderson Varejão, played for both teams during this time.

Shaun Livingston: Shaun Patrick Livingston (born September 11, 1985) is an American professional basketball player for the Golden State Warriors of the National Basketball Association (NBA).  Livingston entered the league directly out of high school after he was selected in the first round of the 2004 NBA draft by the Los Angeles Clippers with the 4th overall pick.  In 2007, Livingston suffered a debilitating knee injury that damaged almost every part of his left knee, and it took him about a year and a half to return to action.  Livingston later played for the Miami Heat, Oklahoma City Thunder, Washington Wizards, Charlotte Bobcats, Milwaukee Bucks, Cleveland Cavaliers, and Brooklyn Nets.  He has also spent time with the Tulsa 66ers of the NBA Development League.  He is a two-time NBA champion, winning both with Golden State in 2015 and 2017.

The Block (basketball): In basketball, The Block refers to a defensive play in Game 7 of the 2016 NBA Finals.  With less than two minutes remaining in the deciding game of the championship series, Cleveland Cavaliers forward LeBron James chased down Golden State Warriors forward Andre Iguodala and blocked Iguodala's layup attempt, ensuring the game remained tied.  The name echoes a series of bitter moments during Cleveland's 52-year championship drought, including The Drive, The Fumble, The Shot, and James' own 2010 televised special "The Decision".  Unlike these other events, however, "The Block" was in Cleveland's favor, and helped the Cavaliers win the city's first major sports title since 1964.

Anderson Varejão: Anderson França Varejão (] ; ; born September 28, 1982) is a Brazilian professional basketball player who last played for the Golden State Warriors of the National Basketball Association (NBA).  A 13-year NBA veteran, he spent the previous 12 seasons with the Cleveland Cavaliers, where he was a fan favorite and endeared himself to his teammates with his hustle.  Varejão is also a regular member of the Brazilian national team, winning a gold medal in 2003 at the Pan American Games.

2015 NBA Finals: The 2015 NBA Finals was the championship series of the 2014–15 season of the National Basketball Association (NBA) and the conclusion of the season's playoffs.  The Western Conference champion Golden State Warriors defeated the Eastern Conference champion Cleveland Cavaliers in six games (4–2) for the Warriors' first title in 40 years and their fourth in franchise history, becoming the first team since the 1990–91 Chicago Bulls to win a championship without any prior Finals experience from any player on their roster.  Golden State's Andre Iguodala was named the Finals Most Valuable Player (MVP).

2016–17 NBA season: The 2016–17 NBA season was the 71st season of the National Basketball Association.  The regular season began on October 25, 2016, with the 2016 NBA champion Cleveland Cavaliers hosting a game against the New York Knicks.  Christmas Day games were played on Sunday December 25, 2016.  The 2017 NBA All-Star Game was played at the Smoothie King Center in New Orleans, Louisiana, on February 19, 2017, with the West defeating the East 192–182.  Anthony Davis of the New Orleans Pelicans was named the All Star Game MVP after breaking Wilt Chamberlain's record by scoring 52 points in the All Star Game.  The original host of the game, Charlotte's Spectrum Center, was removed as the host on July 21, 2016 due to the league's opposition against North Carolina's Public Facilities Privacy & Security Act.  The regular season ended on April 12, 2017, and the playoffs began on April 15, 2017 and ended on June 12, 2017, with the Golden State Warriors going 16-1 in the playoffs and beating the Cleveland Cavaliers in five games during their third consecutive matchup in the NBA Finals.

Supporting paragraphs: Cavaliers–Warriors rivalry Andrew Bogut
Answer: Australian