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

Sir David John White, {'1': ", '2': ", '3': ", '4': "} (born 2 February 1940), better known by his stage name David Jason, is an English actor and comedian. He is perhaps best known for his portrayals of Derek "Del Boy" Trotter in the BBC comedy series "Only Fools and Horses", and Detective Inspector Jack Frost in the ITV crime drama "A Touch of Frost".

OPTIONS:
- Yes
- It's impossible to say
- No
Hypothesis: Sir David John White was in the BBC comedy series "Only Fools and Horses" before he was in the ITV crime drama "A Touch of Frost".

****
Answer:
It's impossible to say

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

Amedeo Mecozzi (17 January 1892 2 November 1971) was an Italian fighter ace of World War I, a general of the Italian Regia Aeronautica and a military theorist credited as the founding father of the "Attack air force" doctrine, which made him a strong opponent to general Giulio Douhet's theories.

OPTIONS:
- Yes
- It's impossible to say
- No
Hypothesis: Mecozzi founded the "Attack air force" doctrine.
****
Answer:
Yes

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

The Mayfield Brewery was a brewery that operated in Mayfield, California between years 1868 and 1920. The brewery was located at what is now the corner of California Avenue and Birch Street in Palo Alto, California. The brewery produced Steam beer and sold it in kegs to local saloons. The brewery was shut down by Prohibition.

OPTIONS:
- Yes
- It's impossible to say
- No
Hypothesis: Many saloons enjoyed buying beer from Mayfield Brewery.
****
Answer:
It's impossible to say