Quick Question: "Let's Call the Whole Thing Off" is a song written by George Gershwin and Ira Gershwin for the 1937 film Shall We Dance, where it was introduced by Fred Astaire and Ginger Rogers as part of a celebrated dance duet on roller skates. The song is most famous for its "You like to-may-toes / təˈmeɪtoʊz / and I like to-mah-toes / təˈmɑːtoʊz /" and other verses comparing their different regional dialects.

Answer this question: who wrote the song let's call the whole thing off?
My answer: This is the relevant information: "Let's Call the Whole Thing Off" is a song written by George Gershwin and Ira Gershwin for the 1937 film Shall We Dance, where it was introduced by Fred Astaire and Ginger Rogers as part of a celebrated dance duet on roller skates. The answer is George Gershwin and Ira Gershwin.

Quick Question: Duke has won 5 NCAA Championships (tied with Indiana for fourth all-time behind North Carolina, UCLA and Kentucky) and appeared in 11 Championship Games (third all-time) and 16 Final Fours (fourth all-time behind North Carolina, UCLA, and Kentucky), and has an NCAA-best. 755 NCAA tournament winning percentage. Eleven Duke players have been named the National Player of the Year, and 71 players have been selected in the NBA Draft. Additionally, Duke has 36 players named All-Americans (chosen 60 times) and 14 Academic All-Americans. Duke has been the Atlantic Coast Conference Champions a record 20 times, and also lays claim to 19 ACC regular season titles. Prior to joining the ACC, Duke won the Southern Conference championships five times. Duke has also finished the season ranked No. 1 in the AP poll seven times and is tied with UCLA in total weeks ranked as the number one team in the nation by the AP with 121 weeks. Additionally, the Blue Devils have the second longest streak in the AP Top 25 in history with 200 consecutive appearances from 1996 to 2007, trailing only UCLA's 221 consecutive polls from 1966 -- 1980. As a result of such success, ESPN, in 2008, named Duke the most prestigious college basketball program since the 1985 -- 86 season, noting that "by any measure of success, Duke is king of the hill in college basketball in the 64-team era of the NCAA tournament." Since that designation, Duke has won two additional national titles in 2010 and 2015.

Based on this passage, when's the last time duke won a national championship?
My answer: To answer this question, we should know that: Since that designation, Duke has won two additional national titles in 2010 and 2015. The answer is 2015.

Quick Question: The second generation of Pokémon began in 1999 with the release of Pokémon Gold and Silver for Game Boy Color. Like the previous generation, an enhanced version titled Pokémon Crystal was later released. The second generation introduced 100 new species of Pokémon, starting with Chikorita and ending with Celebi. The Pokédex totaled 251 Pokémon to collect, train, and battle, set in Johto, inspired by Japan's Kansai region. The Pokémon mini is a handheld game console released in November 2001 in North America, December 2001 in Japan, and 2002 in Europe.

When did the second generation of pokemon come out?
My answer:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
To answer this question, we should know that: The second generation of Pokémon began in 1999 with the release of Pokémon Gold and Silver for Game Boy Color. The answer is 1999.