Short answers, pulled from the story.
The Washington Capitols posted an 81.7 percent win percentage in the 1946-47 BAA season, going 49-11. That figure stood as the highest in NBA history until the Philadelphia 76ers surpassed it in 1966-67.
Red Auerbach coached the Washington Capitols from 1946 to 1949, leading them to two Eastern Division titles and a BAA Finals appearance in 1948-49. He was inducted into the Basketball Hall of Fame in 1969.
Earl Lloyd debuted for the Washington Capitols on the 31st of October 1950, in Rochester, New York, becoming the first African American to play in an NBA game. He was inducted into the Basketball Hall of Fame in 2003 as a contributor, honored for that debut and his later role as the first African American bench coach in the NBA.
The Washington Capitols folded on the 9th of January 1951, mid-season with a record of 10 wins and 25 losses, as the NBA contracted from 17 to 10 teams. A reorganized version played in the American Basketball League in 1951-52 but folded again in January 1952, after the NBA sued over use of the original team's name and history.
The Washington Capitols won 17 consecutive games in 1946, a single-season BAA/NBA record that stood until 1969. They also opened the 1948-49 season 15-0, a best-start record tied by the Houston Rockets in 1993-94 and not broken until the Golden State Warriors started the 2015-16 season 24-0.
The Washington Capitols played at Uline Arena, located at 1132, 1140, and 1146 3rd Street NE in Washington, D.C. The arena seated 7,500 and still exists today, repurposed as office and retail space.