Input: 

Hockey tickets<br>David wanted to go to a hockey game. He didn't have any money to buy tickets. The local radio station was giving some away. David called the radio station. He won the tickets!

Sentence: David was once a great hockey player who used to guest star on the radio

Output: It's impossible to say


Input: 

Well, I suppose implicit in the argument that the '76 act, too, should have been declared void, and that we might leave it alone because of the disruption, is that for all these years the act has impeded progress in science and the useful arts. I just don't see any empirical evidence for that.

Sentence: The 76 act has a different name

Output: It's impossible to say


Input: 

That's a place where we can use our generosity to influence in a positive way, influence nations. I believe we ought to have foreign aid, but I don't think we ought to just have foreign aid for the sake of foreign aid. I think foreign aid needs to be used to encourage markets and reform.

Sentence: Foreign aid makes my back hurt

Output: It's impossible to say


Input: 

Therefore there was no goat when your grandmother was a little girl .<br>This shows that , in telling the story of Peter Pan , to begin with the goat -LRB- as most people do -RRB- is as silly as to put on your jacket before your vest .<br>Of course , it also shows that Peter is ever so old , but he is really always the same age , so that does not matter in the least .

Sentence: Peter is very old.

Output:
Yes