Input:

Phenazine is an organic compound with the formula (CH)N. It is a dibenzo annulated pyrazine, and the parent substance of many dyestuffs, such as the toluylene red, indulines, and safranines (and the closely related eurhodines). Phenazine crystallizes in yellow needles, which are only sparingly soluble in alcohol. Sulfuric acid dissolves it, forming a deep-red solution.

Sentence: A certain organic compound is barely soluble in alcohol.

Output: Yes

Input:

Dr. Michael (Mike) Derrington Murphy (born July 19, 1940) is a chemistry professor, bluegrass musician, and educator who founded the "Bama Bluegrass" Show in 1983. "Bama Bluegrass" is the first and longest running bluegrass show on Alabama public radio.

Sentence: Dr. Murphey was better at music than chemistry.

Output: It's impossible to say

Input:

Operation Epsilon was the codename of a program in which Allied forces near the end of World War II detained ten German scientists who were thought to have worked on Nazi Germany's nuclear program. The scientists were captured between May 1 and June 30, 1945, as part of the Allied Alsos Mission, mainly as part of its Operation Big sweep through southwestern Germany.

Sentence: German scientists were captured by operation Epsilon in Italy

Output: It's impossible to say

Input:

Putnam County is a county located in the U.S. state of Ohio. As of the 2010 census, the population was 34,499. Its county seat is Ottawa. The county was created in 1820 and later organized in 1834. Its name is in honor of Israel Putnam, who was a hero in the French and Indian War and a general in the American Revolutionary War.

Sentence: Putnam County is the oldest county in Ohio

Output:
It's impossible to say