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

In symbolic computation (or computer algebra), at the intersection of mathematics and computer science, the Risch algorithm is an algorithm for indefinite integration. It is used in some computer algebra systems to find antiderivatives. It is named after the American mathematician Robert Henry Risch, a specialist in computer algebra who developed it in 1968.
Hypothesis: The Risch algorithm as developed before the 1970s
****
Answer:
Yes

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

The Royal Irish Rangers (27th (Inniskilling), 83rd and 87th) was a regular infantry regiment of the British Army with a relatively short existence, formed in 1968 and later merged with the Ulster Defence Regiment in 1992 to form the Royal Irish Regiment.
Hypothesis: The Royal Irish Regiment formed in June 1992.
****
Answer:
It's impossible to say

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

Without Meyer, No Celebration is Complete (German: Keine Feier ohne Meyer) is a 1931 German comedy film directed by Carl Boese and starring Sig Arno, Ralph Arthur Roberts and Dina Gralla. Boese made a number of films featuring Jewish comedians during the Weimar Era.
Hypothesis: in 1931, Carl Boese directed a film called Without Meyer, No Celebration is Complete. In German, it was knon as Keine ohne Feier Meyer.
****
Answer:
No