Problem: James Forbes Chapin ( ) (July 23, 1919 July 4, 2009) was an American jazz drummer and the author of popular texts on jazz drumming, the first two volumes of which are "Advanced Techniques for the Modern Drummer, Vol. I," and "Advanced Techniques for the Modern Drummer, Vol. II." (A third volume is planned.)

Based on the paragraph above can we conclude that "James Forbes Chapin was writing a book on drumming when he died. "? OPTIONS:
- Yes
- It's impossible to say
- No

A: It's impossible to say

Q: The modern-day Democratic Party is more than 150 years old.
The Democratic Party is one of the two major contemporary political parties in the United States, along with the Republican Party. Tracing its heritage back to Thomas Jefferson and James Madison's Democratic-Republican Party, the modern-day Democratic Party was founded around 1828 by supporters of Andrew Jackson, making it the world's oldest political party.
OPTIONS:
- Yes
- It's impossible to say
- No
A: Yes

The Messerschmitt Me 263 "Scholle" (plaice) was a rocket-powered fighter aircraft developed from the Me 163 "Komet" towards the end of World War II. Three prototypes were built but never flown under their own power as the rapidly deteriorating military situation in Germany prevented the completion of the test program.
The Messerschmitt Me 263 was built in 1942. OPTIONS:
- Yes
- It's impossible to say
- No
A: It's impossible to say

input hypothesis: Sutton-on-Sea is smaller than Alford.
Context: Sutton-on-Sea (originally Sutton in the Marsh or Sutton le Marsh) is a small coastal village in the East Lindsey district of Lincolnshire, England. It is situated at the junction of the A52 and A1111 roads, 6 mi north-east from Alford and 2 mi south from Mablethorpe. The village is part of the civil parish of Mablethorpe and Sutton (where the population is listed).
OPTIONS:
- Yes
- It's impossible to say
- No
true or false: It's impossible to say

Context:
Shohola Falls is a 2003 novel written by Michael Pearson. The novel imagines the true story of Thomas Blankenship, the young man that Mark Twain reputedly based the character of Huck Finn upon in his novel Adventures of Huckleberry Finn. In "Shohola Falls", Mark Twain is set as an important character, the fictional reality aligned to the historical one.
Hypothesis: Thomas Blankenship knew Mark Twain. OPTIONS:
- Yes
- It's impossible to say
- No
Yes

Problem: Air Caribbean was an airline that served from Luis Munoz Marin International Airport, then "Isla Verde International Airport", in San Juan. The 1970s and 1980s were decades when several Puerto Rican airlines existed and competed against each other, including Prinair, Vieques Air Link and Dorado Wings. Believing a share of the market profits could be gained, Air Caribbean was created in 1975.

Based on the paragraph above can we conclude that "Air Caribbean existed before 1980."? OPTIONS:
- Yes
- It's impossible to say
- No

A:
Yes