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

The Combat Box was a tactical formation used by heavy (strategic) bombers of the U.S. Army Air Forces during World War II. The combat box was also referred to as a "staggered formation". Its defensive purpose was in massing the firepower of the bombers' guns, while offensively it concentrated the release of bombs on a target.
Hypothesis: The Combat Box formation was implemented in July 1942.
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Answer:
It's impossible to say

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

Kristine Valdresdatter is a Norwegian silent film from 1930. This was the last silent film produced in Norway and it was directed by Rasmus Breistein. Breistein also wrote the script, which was based on Hans Andersen Foss's novel "Kristine: En fortlling fra Valdres" (Kristine: A Tale from Valdres). The film premiered on December 26, 1930 and it has been aired several times by NRK.
Hypothesis: Kristine Valdresdatter stars many famous voice actors.
****
Answer:
No

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

The Lei Aurea (] ; English: Golden Law ), adopted on May 13, 1888, was the law that abolished slavery in Brazil. It was signed by Isabel, Princess Imperial of Brazil (18461921), an opponent of slavery, who acted as regent to Emperor Dom Pedro II, who was in Europe.
Hypothesis: The Lei Aurea was signed by a princess because the king was gone
****
Answer:
It's impossible to say