input hypothesis: Canopus is less bright than Sirius.
Context: Canopus ( ), also designated Alpha Carinae ( Carinae, abbreviated Alpha Car, Car), is the brightest star in the southern constellation of Carina, and the second-brightest star in the night-time sky, after Sirius. Canopus's visual magnitude is 0.74, and it has an absolute magnitude of 5.71.
OPTIONS:
- Yes
- It's impossible to say
- No
true or false: Yes

Context:
Princess Ragnhild Coast is the portion of the coast of Queen Maud Land in Antarctica lying between 20 E and the Riiser-Larsen Peninsula, at 34 E. All but the eastern end of the coast is fringed by ice shelves. It was discovered by Capt. Hjalmar Riiser-Larsen and Capt. Nils Larsen in aerial flights from the ship Norvegia on February 16, 1931, and named for Princess Ragnhild of Norway.
Hypothesis: It was discovered by Capt. Hjalmar Riiser-Larsen and Capt. Nils Larsen in aerial flights from the ship Norvegia on February 12, 1931 OPTIONS:
- Yes
- It's impossible to say
- No
No

Input: OPTIONS:
- Yes
- It's impossible to say
- No

Carol Ann Crawford (February 22, 1934 August 10, 1982), also known as Carol Stolkin and Carol Ross, was an American backgammon and bridge player from Buffalo, New York who spent many years in Detroit, Michigan.. In 1973, she became the second woman to win the world backgammon championships.

Sentence: Most people who play backgammon are of American descent.

Output: It's impossible to say

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

The Kursininkai (Curonians; German: "Kuren" ; Lithuanian: "kursininkai, kursiai" ; Latvian: "kursenieki, kursi" ; Polish: "kuronowie pruscy" ) are a nearly extinct Baltic ethnic group living along the Curonian Spit. "Kursininkai" refers only to inhabitants of Lithuania and former East Prussia that speak a dialect of Latvian.

OPTIONS:
- Yes
- It's impossible to say
- No
Hypothesis: Inhabitants of Lithuania and former East Prussia who are known as Kursininkai speak a dialect of Latvian
****
Answer:
Yes

[Q]: A Lady's Morals is a 1930 American Pre-Code film offering a highly fictionalized account of singer Jenny Lind. The movie features opera diva Grace Moore as Lind, Reginald Denny as a lover, and Wallace Beery as P. T. Barnum; Beery would play Barnum again four years later in "The Mighty Barnum". The film contains some fine opera arias by Moore and was directed by Sidney Franklin. Grace Moore played in a film with Reginald Denny. OPTIONS:
- Yes
- It's impossible to say
- No
[A]: Yes

[Q]: Builth Castle (Welsh: "Castell Llanfair-ym-Muallt" ) was a castle built under King Edward I, just outside Builth Wells, Powys, Wales. At one time it was an impressive stone-built castle but all the masonry has been removed over the years and all that remains are the mound on which it stood, the ditches and embankments. The castle stood on a mound OPTIONS:
- Yes
- It's impossible to say
- No
[A]:
Yes