Context:
In mathematics, a quadratic algebra is a filtered algebra generated by degree one elements, with defining relations of degree 2. It was pointed out by Yuri Manin that such algebras play an important role in the theory of quantum groups. The most important class of graded quadratic algebras is Koszul algebras.
Hypothesis: It was pointed out by Koszul Manin that such algebras play an important role in the theory of quantum groups. OPTIONS:
- Yes
- It's impossible to say
- No
No
Input: OPTIONS:
- Yes
- It's impossible to say
- No

The program, financed with a grant from the UN Agency for International Development, is aimed at reducing infant mortality in Madagascar, an island nation in the Indian Ocean off the eastern coast of Africa.

Sentence: The program was enjoyed by the islanders

Output: It's impossible to say
Problem:
Read the following paragraph and determine if the hypothesis is true:

Yes. I remember comments about our country being founded on Christianity and not needing to teach the faiths of other people. And I remember talking to my husband about that in the car ride home, as well, because we're both teachers and I was -- when I hear things like that, I immediately think of my students, and I was thinking about the diverse group of students that I have in my classroom, who all have different religious viewpoints, and how difficult that would be to tell one student that, you know, we can't express your belief, but we can express that person's belief in the classroom.

OPTIONS:
- Yes
- It's impossible to say
- No
Hypothesis: The speaker spoke to her husband in the car.
****
Answer:
Yes
[Q]: How to take legal action for player to official violence<br>Call the police. Assault is a crime, and you should call the police as soon as possible. The police will need to investigate and will ask you questions. police investigations are unbiased and fair OPTIONS:
- Yes
- It's impossible to say
- No
[A]: It's impossible to say
Problem: (CNN) A popular type of phone case is being recalled because of a risk of chemical burns. Chinese-based compant Mixbin Electronics sells iPhone cases globally, both online and in stores. Nearly 275,000 of the brand's glittery cases are being recalled. The cases contain an unidentified liquid. The manufacturer said the liquid can spill if the cases crack or break. So far, there are 24 reports of chemical burns or skin irritation from the liquid inside of the case. Customers are urged to stop using the cases immediately and request a refund from the company.

Based on the paragraph above can we conclude that "Mixbin Electronics has a m"? OPTIONS:
- Yes
- It's impossible to say
- No

A: Yes
Context:
DONETSK, Ukraine Aug 19 Artillery fire could be heard on Tuesday in the settlement of Makiivka, on the eastern outskirts of the rebel-controlled city of Donetsk, Reuters reporters at the scene said. Residents said it was the first time there had been shelling in the area. Two minivans and one car with about a dozen separatist fighters were heading to the area where the sound of the blasts was coming from. Two ambulances were seen coming from the neighbourhood. (Reporting by Maria Tsvetkova; Writing by Christian Lowe; Editing by Alissa de Carbonnel)
Hypothesis: Eyewitnesses spotted emergency vehicles in the area. OPTIONS:
- Yes
- It's impossible to say
- No
Yes