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

(Franz) Joseph Haydn ( ; ] ; 31 March 173231 May 1809) was an Austrian composer of the Classical period. He was instrumental in the development of chamber music such as the piano trio and his contributions to musical form have earned him the epithets "Father of the Symphony" and "Father of the String Quartet".

OPTIONS:
- Yes
- It's impossible to say
- No
Hypothesis: Franz Joseph Haydn was known as "Father of the Symphony"
****
Answer:
Yes

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

Peter Charanis (1908 23 March 1985), born Panagiotis Charanis (Greek: ), was a Greece-born American scholar of Byzantium and the Voorhees Professor of History at Rutgers University. Dr. Charanis was long associated with the Dumbarton Oaks research library.

OPTIONS:
- Yes
- It's impossible to say
- No
Hypothesis: Peter lived in Greece his entire life.
****
Answer:
It's impossible to say

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

The Men's Doubles tournament at the 1980 Australian Open was held from 26 December 1980 through 4 January 1981 on the outdoor grass courts at the Kooyong Stadium in Melbourne, Australia. Mark Edmondson and Kim Warwick won the title, defeating Paul McNamee and Peter McNamara in the final.

OPTIONS:
- Yes
- It's impossible to say
- No
Hypothesis: Mark Edmondson won a doubles tournament.
****
Answer:
Yes