Question: What year was the player the Cavaliers traded Kyrie Irving for drafted?

Context paragraphs:
Big Three (Cleveland Cavaliers): The Big Three were a trio of professional basketball players for the Cleveland Cavaliers of the National Basketball Association (NBA) that played together from the 2014–15 NBA season to the 2016-17 NBA season .  The Big Three consisted of NBA all-stars point guard Kyrie Irving, small forward LeBron James, and power forward Kevin Love.  All three players were selected within the first five picks of their respective drafts, with Irving and James going number one overall, prior to the trio's formation.

NBA 2K18: NBA 2K18 is a basketball simulation video game developed by Visual Concepts and published by 2K Sports.  It is the 19th installment in the "NBA 2K" franchise and the successor to "NBA 2K17".  It was released in September 2017 for Microsoft Windows, Nintendo Switch, PlayStation 4, PlayStation 3, Xbox One, and Xbox 360.  Kyrie Irving serves as cover athlete for the regular edition of the game, Shaquille O'Neal is the cover athlete for the special editions, and DeMar DeRozan of the Toronto Raptors is the cover athlete for the game in Canada.  While a member of the Cleveland Cavaliers when selected for the cover, Irving was traded to the Boston Celtics prior to the game's release.  As a result, a new cover depicting Irving in a Celtics uniform was revealed alongside the original cover.

2014–15 Cleveland Cavaliers season: The 2014–15 Cleveland Cavaliers season was the 45th season of the franchise in the National Basketball Association (NBA).  The season was marked by the publicity the team received by signing free agent forward LeBron James and trading for forward Kevin Love.  These All-Star players, added with All-Star guard Kyrie Irving, were dubbed nationally as the "Big Three".  A sub-.500 team the previous four seasons, the Cavaliers won the Central division with a 53–29 record.  Despite losing key players to injuries, their run continued until deep in the NBA Playoffs, eventually making it to the NBA Finals, their second appearance since 2007.  The Cavaliers' season ended with a 2–4 series loss to the Golden State Warriors in the NBA Finals.

Isaiah Thomas (basketball): Isaiah Jamar Thomas (born February 7, 1989) is an American professional basketball player for the Cleveland Cavaliers of the National Basketball Association (NBA).  The 5 ft point guard played three years of college basketball for the Washington Huskies and was a three-time all-conference selection in the Pac-10.  After electing to forgo his senior year in college, Thomas was selected by the Sacramento Kings with the final pick in the 2011 NBA draft.  He spent three seasons with the Kings before joining the Phoenix Suns in 2014.  Thomas was acquired by the Boston Celtics in February 2015 and went on to earn NBA All-Star nods in 2016 and 2017, as well as All-NBA Team honors in 2017 after leading the Celtics to the first seed in the Eastern Conference.  In August 2017, he was sent to the Cavaliers in a five-player trade.

2011 NBA draft: The 2011 NBA draft was held on June 23, 2011, at Prudential Center in Newark, New Jersey.  The draft started at 7:00 pm Eastern Daylight Time (2300 UTC), and was broadcast in the United States on ESPN.  In this draft, National Basketball Association (NBA) teams took turns selecting amateur U.S. college basketball players and other eligible players, including international players.  The Cleveland Cavaliers had the first pick due to a previous trade they had involving the Los Angeles Clippers, choosing point guard Kyrie Irving of Duke.  Of the 60 players drafted, 7 were freshmen, 7 were sophomores, 14 were juniors, 19 were seniors, 12 were international players without U.S. college basketball experience (including the first ever Qatari-selected player), and 1 was a D-League player.

2017–18 Boston Celtics season: The 2017–18 Boston Celtics season will be the 72nd season of the franchise in the National Basketball Association (NBA).  They originally acquired the #1 pick of the NBA draft due to a previous trade involving the Brooklyn Nets, only to then trade the #1 pick of the NBA draft to the Philidelphia 76ers in exchange for two different draft picks.  They also acquired Gordon Hayward in free agency on July 7 and Kyrie Irving via trade on August 22, 2017 in exchange for rookie Ante Žižić, Jae Crowder, star point guard Isaiah Thomas, the Brooklyn Nets' completely unprotected first round pick in the 2018 NBA draft, and later adding a 2020 second round pick originally from the Miami Heat eight days later.  The Celtics will play the first game of the regular season on October 17, 2017 against the Cleveland Cavaliers, Irving's former team, and retire the number 34 of former small forward Paul Pierce on February 11, 2018 against the Cavs.

NBA Live 14: NBA Live 14 is a basketball video game released on the PlayStation 4 and Xbox One in 2013.  "NBA Live 14" features Kyrie Irving of the Cleveland Cavaliers as its cover athlete.  It is one of the most negatively received games in its franchise.  "NBA Live 14" was followed by "NBA Live 15" which was released in October 2014.  The game marks the first installment in the series since "NBA Live 10".

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.

2010–11 Duke Blue Devils men's basketball team: The 2010–11 Duke Blue Devils men's basketball team represented Duke University in the 2010–11 NCAA Division I men's basketball season.  Returning as head coach was Hall of Famer Mike Krzyzewski.  The team played its home games at Cameron Indoor Stadium in Durham, North Carolina and are members of the Atlantic Coast Conference.  The team finished the regular season with a record of 30–4, ranked #1 in the media polls a total of eleven weeks during the season.  They also won the ACC Tournament, winning for the third consecutive year.  As the #1 seed in the west region of the 2011 NCAA Men's Division I Basketball Tournament, they defeated Hampton in the second round and Michigan in the third round to advance to the "Sweet Sixteen" where they were defeated by Arizona to finish the season 32–5.  Their best player Kyrie Irving played an important role on their team.  Kyrie Irving's backup was Karl Colombus.

2017–18 Cleveland Cavaliers season: The 2017–18 Cleveland Cavaliers season will be the 48th season of the franchise in the National Basketball Association (NBA).  The Cavaliers will enter the season as the 3-time defending Eastern Conference champions and a runner up from the 2017 NBA Finals.  On June 19, 2017, the Cavaliers general manager David Griffin agreed to leave the team.  During July, Cleveland competed in the MGM Resorts Summer League in Las Vegas, winning 4 of 5 games.  On July 24, 2017, the Cavaliers named Koby Altman as their new general manager.  On August 22, 2017, the Cavaliers traded away Kyrie Irving to the rival Boston Celtics in exchange for Isaiah Thomas, Jae Crowder, Ante Žižić, and the rights to the Brooklyn Nets' first round pick in the 2018 NBA draft; the trade would later be expanded with the Cavaliers acquiring a 2020 second round pick from the Miami Heat eight days afterward due to concerns over the health of Thomas's hip.  On September 28, during training camp, Dwyane Wade would sign a one-year deal with Cleveland.  The Cavs will play the first regular season game of the year on October 17, 2017 against the Boston Celtics.

Supporting paragraphs: 2017–18 Cleveland Cavaliers season Isaiah Thomas (basketball)
Answer: 2011