Problem:
Read the following paragraph and determine if the hypothesis is true:

A grasshopper is a sweet, mint-flavored, after-dinner drink. The name of the drink derives from its green color, which comes from creme de menthe. The drink reputedly originated at Tujague's, a landmark bar in the French Quarter of New Orleans, Louisiana, and was invented by its owner, Philip Guichet. The drink gained popularity during the 1950s and 1960s throughout the American South.

OPTIONS:
- Yes
- It's impossible to say
- No
Hypothesis: The Grasshopper retained it's popularity throughout the 1970s.
****
Answer:
It's impossible to say

Problem:
Read the following paragraph and determine if the hypothesis is true:

Mark Rankin was lead vocalist with Scottish rock band Gun, who were best known for their cover of "Word Up!", originally by Cameo. The single was taken from the album "Swagger", and was released in 1994. Other singles were "Better Days", "Taking on the World" and "Steal Your Fire".

OPTIONS:
- Yes
- It's impossible to say
- No
Hypothesis: The rock band gun released the album "Swagger" during the same year as the Rwandan Genocide.
****
Answer:
It's impossible to say

Problem:
Read the following paragraph and determine if the hypothesis is true:

Carl Andreas Koefoed (known in Russian as , "Andrey Andreyevich Kofod"; 16 October 1855, Skanderborg, Denmark 7 February 1948, Copenhagen) was a Danish agronomist active in the Russian Empire in the early 20th century. He was the brother of Danish chemist Emil Koefoed.

OPTIONS:
- Yes
- It's impossible to say
- No
Hypothesis: Emil Koefoed was not an only child.
****
Answer:
Yes