Context: In 2006, after almost 80 years, NBC Universal sold all Walt Disney-produced Oswald cartoons, along with the rights to the character himself, back to Disney. In return, Disney released ABC sportscaster Al Michaels from his contract so he could work on NBC's Sunday night NFL football package. However, Universal retained ownership of Oswald cartoons produced for them by Walter Lantz from 1929 to 1943.

Question: Who bought the Oswald the Lucky Rabbit cartoons in 2006?
Answer: Disney

Question: Who was 2006 seller of the Oswald cartoons?
Answer: NBC Universal

Question: What notable figure worked as a sportscaster for ABC?
Answer: Al Michaels

Question: Who began producing Oswald cartoons for Universal in 1929?
Answer: Walter Lantz

Question: In what year did Walter Lantz cease producing Oswald cartoons for Universal?
Answer: 1943

Question: What did NBC Universal sell in 2008?
Answer: Unanswerable

Question: What did NBC Universal do after 60 years?
Answer: Unanswerable

Question: What NBC sportscaster did Disney release from contract?
Answer: Unanswerable

Question: What did Universal retain ownership of from 1923 to 1949?
Answer: Unanswerable