Problem:Although Sears' naming rights expired in 2003, the building continued to be called the Sears Tower for several years. In March 2009, London-based insurance broker Willis Group Holdings agreed to lease a portion of the building, and obtained the building's naming rights. On July 16, 2009, the building was officially renamed Willis Tower. On August 13, 2012, United Airlines announced it would move its corporate headquarters from 77 West Wacker Drive to Willis Tower.

When did the sears tower became the willis tower?
Solution:OK... To answer the question, consider the following: On July 16, 2009, the building was officially renamed Willis Tower.
July 16 , 2009.

Problem:Passage: South Korea competed at the 2018 Winter Olympics in Pyeongchang, from 9 to 25 February 2018, as the host nation. It was represented by 122 competitors in all 15 sports.

Question: Based on this passage, how many korean athletes in winter olympics 2018?
Solution:OK... The relevant information is: It was represented by 122 competitors in all 15 sports.
122.

Problem:Although the company had earlier released Color TV Game and Game & Watch, which were their first and second systems respectfully, they did not achieve worldwide success until the release of the Nintendo Entertainment System (NES) in 1983. The NES restarted the video game industry after the video game crash of 1983, and was an international success. In 1989, Nintendo released the Game Boy, which became the first handheld console to sell in large numbers. In the early 1990s, Nintendo's market lead began to decrease; although the 1990 Super Nintendo Entertainment System (SNES) was a strong seller, the Mega Drive / Genesis was a very strong contender. Nintendo and Sega would both lose a significant portion of the console market towards the end of the 1990s, as Sony Computer Entertainment's PlayStation became the most popular console, beating the Nintendo 64, though Nintendo managed to sell more than Sega Saturn.

Answer this question: what was the first video game console made by nintendo?
Solution:
OK... To answer the above question, the relevant sentence is: Although the company had earlier released Color TV Game and Game & Watch, which were their first and second systems respectfully, they did not achieve worldwide success until the release of the Nintendo Entertainment System (NES) in 1983.
Color TV Game.