Input: 

How to write a letter to your best friend<br>Take notes. It can be scary to sit down to a blank page and try to write a long, meaningful letter. Even though you know your best friend well, it can still be difficult to think of what to write.

Sentence: notes have been written by chris

Output: It's impossible to say


Input: 

The American Civil Liberties Union of New Jersey (ACLU-NJ) is a nonpartisan, not-for-profit civil rights organization in Newark, New Jersey, and an affiliate of the national American Civil Liberties Union. According to the ACLU-NJ's stated mission, the ACLU-NJ operates through litigation on behalf of individuals, lobbying in state and local legislatures, and community education.

Sentence: The American Civil Liberties Union of New Jersey lobbies in state legislatures

Output: Yes


Input: 

In "Killing the Dream: James Earl Ray and the Assassination of Martin Luther King, JR.", by Gerald Posner (Harvest/Harcourt Brace, $15), the writer who attacked Kennedy conspiracy theories in "Case Closed" takes on Ray's claim of innocence in the 1968 murder of King.

Sentence: the author knows for sure who killed mlk

Output: It's impossible to say


Input: 

The Diamond Valley Cinder Cone is an extinct cinder cone in Washington County, Utah. It's the youngest volcano in Washington County. It's located between Diamond Valley and Snow Canyon State Park. The Cinder Cone Trailhead is a trail that leads up to the crater. It is one of the volcanoes in the Santa Clara Volcanic Field.

Sentence: The Diamond Valley Cinder Cone is the youngest volcano in Washington County located between Diamond Valley and Snow Canyon State Park

Output:
Yes