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

<P0-S0> The 2011 NBA draft was held on June 23, 2011, at Prudential Center in Newark, New Jersey. <P0-S1>  The draft started at 7:00 pm Eastern Daylight Time (2300 UTC), and was broadcast in the United States on ESPN. <P0-S2>  In this draft, National Basketball Association (NBA) teams took turns selecting amateur U.S. college basketball players and other eligible players, including international players. <P0-S3>  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. <P0-S4>  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. <SEP> <P1-S0> The 2010–11 Duke Blue Devils men's basketball team represented Duke University in the 2010–11 NCAA Division I men's basketball season. <P1-S1>  Returning as head coach was Hall of Famer Mike Krzyzewski. <P1-S2>  The team played its home games at Cameron Indoor Stadium in Durham, North Carolina and are members of the Atlantic Coast Conference. <P1-S3>  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. <P1-S4>  They also won the ACC Tournament, winning for the third consecutive year. <P1-S5>  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. <P1-S6>  Their best player Kyrie Irving played an important role on their team. <P1-S7>  Kyrie Irving's backup was Karl Colombus. <SEP> <P2-S0> Isaiah Jamar Thomas (born February 7, 1989) is an American professional basketball player for the Cleveland Cavaliers of the National Basketball Association (NBA). <P2-S1>  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. <P2-S2>  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. <P2-S3>  He spent three seasons with the Kings before joining the Phoenix Suns in 2014. <P2-S4>  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. <P2-S5>  In August 2017, he was sent to the Cavaliers in a five-player trade. <SEP> <P3-S0> The 2017–18 Cleveland Cavaliers season will be the 48th season of the franchise in the National Basketball Association (NBA). <P3-S1>  The Cavaliers will enter the season as the 3-time defending Eastern Conference champions and a runner up from the 2017 NBA Finals. <P3-S2>  On June 19, 2017, the Cavaliers general manager David Griffin agreed to leave the team. <P3-S3>  During July, Cleveland competed in the MGM Resorts Summer League in Las Vegas, winning 4 of 5 games. <P3-S4>  On July 24, 2017, the Cavaliers named Koby Altman as their new general manager. <P3-S5>  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. <P3-S6>  On September 28, during training camp, Dwyane Wade would sign a one-year deal with Cleveland. <P3-S7>  The Cavs will play the first regular season game of the year on October 17, 2017 against the Boston Celtics.