Input: 

The land claims agreement must still be approved by the Canadian House of Commons , but has already passed through the House of Assembly of Newfoundland and Labrador.

Sentence: The land claims agreement won't be approved by everyone before it passes.

Output: No


Input: 

According to Naeye, the newfangled telescopes will be able to peer so far back in space and, thus, time that they "will see the first galaxies assembling a few hundred million years after the Big Bang."

Sentence: Naeye was an American citizen. 

Output: It's impossible to say


Input: 

Abu Eisa al-Hindi was said to have been involved in a plot to attack Heathrow airport, details of which were allegedly discovered on the computer of Abu Eisa al-Hindi, 25, an al-Qa'ida suspect recently arrested in Pakistan.

Sentence: Computer emails revealed the plot.

Output: It's impossible to say


Input: 

Sam's Mess<br>Sam went eat at a fast food restaurant. He sat down with his drink. Sam spilled his drink all over the table. He asked the cashier for some napkins. Sam cleaned up the mess he made.

Sentence: This was Sam's fourth time at a fast food restaurant.

Output:
It's impossible to say