Input:

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.

Sentence: The Risch algorithm system developed in the 1960's is used exclusively to find antiderivatives.

Output: It's impossible to say

Input:

Naser Mestarihi EP is the eponymous debut EP of Doha based hard rock guitarist Naser Mestarihi. The release of the album marked the first official release of a rock album out of Qatar. All the lyrics and music on the album were written by Mestarihi, who also plays all the instruments with the exception of the drums.

Sentence: Mestarihi was the first act from Qatar to release a rock album outside of that country.

Output: Yes

Input:

Canelo Alvarez vs. Amir Khan, billed as "Power vs. Speed" and also known as "Canelo vs. Khan" or by the portmanteau "Khanelo", was a professional boxing fight which took place on May 7, 2016, and was contested for the WBC, "Ring" magazine and lineal middleweight titles. It was the first major sporting event to be held at the T-Mobile Arena in Las Vegas.

Sentence: The fight took place in the month prior to June.

Output: Yes

Input:

Anne of Green Gables is a 1934 film directed by George Nicholls, Jr., based upon the novel, "Anne of Green Gables" by Lucy Maud Montgomery. The actress Dawn O'Day who portrayed the title character of Anne Shirley changed her stage name to "Anne Shirley" after making this film. There was also a sequel; "Anne of Windy Poplars".

Sentence: Anne of Green Gables had a sequel that did not do well on film.

Output:
It's impossible to say