Question: Bob Lloyd began his ABA career with the team that later became the NBA team that competes in what Eastern Conference division?

Context paragraphs:
Indiana Pacers: The Indiana Pacers are an American professional basketball team based in Indianapolis, Indiana.  The Pacers compete in the National Basketball Association (NBA) as a member club of the league's Eastern Conference Central Division.  The Pacers were first established in 1967 as a member of the American Basketball Association (ABA) and became a member of the NBA in 1976 as a result of the ABA–NBA merger.  They play their home games at Bankers Life Fieldhouse.  The team is named after Indiana's history with the Indianapolis 500's pace cars and with the harness racing industry.

List of Brooklyn Nets head coaches: The Brooklyn Nets are an American professional basketball team based in Brooklyn, New York.  They are a member of the Atlantic Division of the Eastern Conference in the National Basketball Association (NBA).  The team plays its home games at the Barclays Center.  The franchise was founded as the New Jersey Americans in 1967, and was one of the eleven original American Basketball Association (ABA) teams.  In its second ABA season, Arthur Brown, the team owner, moved the team to Long Island and renamed it the New York Nets.  The team won ABA championships in 1974 and 1976.  When the ABA merged with the NBA in 1976, the Nets were one of four ABA teams admitted into the NBA.  The team was moved to the Rutgers Athletic Center in New Jersey; after the 1976–77 NBA season, the team was renamed the New Jersey Nets.  Since they joined the NBA, the Nets have won 4 divisional championships, 2 conference championships and appeared in the playoffs 16 times.  The Nets moved to Brooklyn in 2012, and now play as the Brooklyn Nets.

Cincy Powell: Cincinnatus "Cincy" Powell (born February 25, 1942 in Baton Rouge, Louisiana) is a former professional basketball player.  A 6'7" (2.01 m) forward from the University of Portland, Powell was selected by the St. Louis Hawks in the eighth round of the 1965 NBA Draft.  He did not make the Hawks' roster, but he would soon blossom while playing for the American Basketball Association's Dallas Chaparrals.  Powell averaged 18.3 points and nine rebounds in his first season with the Chaparrals, and two years later he represented Dallas in the ABA All-Star Game.  Powell also spent time with the Kentucky Colonels, Utah Stars, and Virginia Squires, and he ended his ABA career in 1975 with 9,746 total points.

Boston Celtics: The Boston Celtics are an American professional basketball team based in Boston, Massachusetts.  The Celtics compete in the National Basketball Association (NBA) as a member of the league's Eastern Conference Atlantic Division.  Founded in 1946 and one of eight NBA teams (out of 23 total teams) to survive the league's first decade, the team is owned by Boston Basketball Partners LLC.  The Celtics play their home games at the TD Garden, which they share with the National Hockey League (NHL)'s Boston Bruins.  The franchise's 17 championships are the most of any NBA team, and account for 24.3 percent of all NBA championships since the league's founding in 1946.  As a percentage of championships won, the Celtics are the most successful franchise to date in the major four traditional North American professional sports leagues.

Bob Lloyd: Robert E. Lloyd (born January 3, 1946) is an American former professional basketball player in the American Basketball Association (ABA), even though he was drafted by the NBA's Detroit Pistons in the 7th round of the 1967 NBA draft.  Lloyd began his ABA career with the New Jersey Americans; the team became the New York Nets in 1968 (and is now the NBA's Brooklyn Nets).  In two ABA seasons, Lloyd scored 1,127 points in his career, good for a 9.0 points per game average.

Milwaukee Bucks: The Milwaukee Bucks are an American professional basketball franchise based in Milwaukee, Wisconsin.  The Bucks compete in the National Basketball Association (NBA) as a member club of the league's Eastern Conference Central Division.  The team was founded in 1968 as an expansion team, and play at the Bradley Center.  Former U.S. Senator Herb Kohl was the long-time owner of the team, but on April 16, 2014, a group led by billionaire hedge fund managers Wesley Edens and Marc Lasry agreed to purchase a majority interest in the team from Kohl, a sale which was approved by the owners of the NBA and its Board of Governors one month later on May 16.  The team is managed by Jon Horst, the team's former Director of Basketball Operations, who took over for John Hammond in May 2017.  The team is currently valued at $675 million according to "Forbes", ranking fourth-to-last in the league.

List of ABA National Champions: An Australian Basketball Association (ABA) National Champion was determined every year between 1981 and 2008 in the men's competition, and every year between 1990 and 2008 in the women's competition—barring 2001 when the National Finals were cancelled due to the collapse of Ansett Airlines.  The ABA's roots can be traced back as far as 1965, when just eight clubs competed in the South Eastern Conference (SEC).  The SEC continued until 1971 when the Australian Club Championships gained pre-eminence.  The SEC was reborn as the South Eastern Basketball League (SEBL) in 1981, and went on to become the ABA in 1999.  The ABA had a number of different names over the years, starting with South Eastern Conference (1965–1970), then South Eastern Basketball League (1981–1987), South East Australian Basketball League (1988–1991), Continental Basketball Association (1992–1998), and Australian Basketball Association (1999–2008).  In 1990, a women's competition was introduced for the first time.

Brooklyn Nets: The Brooklyn Nets are an American professional basketball team based in the New York City borough of Brooklyn.  The Nets compete in the National Basketball Association (NBA) as a member club of the Atlantic Division of the Eastern Conference.  The team plays its home games at Barclays Center.  They are one of two NBA teams located in New York City; the other are the New York Knicks.  The team was established in 1967 as a charter franchise of the NBA's rival league, the American Basketball Association (ABA).  They played in New Jersey as the New Jersey Americans during their first season, before moving to Long Island in 1968 and changing their name to the New York Nets.  During this time, the Nets won two ABA championships (in 1974 and 1976).  In 1976, the ABA merged with the NBA, and the Nets were absorbed into the NBA along with three other ABA teams (the San Antonio Spurs, Indiana Pacers and Denver Nuggets, all of whom remain in the league today).

2011 NBA Finals: The 2011 NBA Finals was the championship series of the National Basketball Association (NBA)'s 2010–11 season, and the conclusion of the season's playoffs.  The Western Conference champion Dallas Mavericks defeated the Eastern Conference champion Miami Heat 4 games to 2 to win their first NBA championship.  Dallas became the last NBA team from Texas to win its first title, after the Houston Rockets won back-to-back titles in and , and the San Antonio Spurs won four NBA championships in , , and , and a fifth one subsequently in ; all three Texas NBA teams have now won at least one NBA championship.  It was also the first time in four years that the Los Angeles Lakers did not make the Finals, having been swept in the Western Conference semifinals by the eventual champion Dallas Mavericks.

Bob Sims (basketball, born 1938): Robert Antell "Bob" Sims, Jr. (October 9, 1938 – March 21, 2006) was an American professional basketball player in both the National Basketball Association (NBA) and American Basketball Association (ABA).  Sims was selected in the 1960 NBA Draft by the St. Louis Hawks after a collegiate career at Pepperdine University.  In his NBA/ABA career, Sims averaged 7.7 points, 2.7 rebounds and 2.3 assists per game.

Supporting paragraphs: Bob Lloyd Brooklyn Nets
Answer: Atlantic Division