Input: 

A special celebration was planned for July 4, 1826 . . . it would not follow the usual style of "frying chickens, firing away damaged powder or fuddling our noses over tavern wine," as one newspaper put it. Instead, dignitaries who had taken part in the events of July 1776 were invited to Philadelphia for commemorative ceremonies. Ironically, Thomas Jefferson and John Adams, who had declined on that July Fourth, exactly 50 years after approval of the Declaration.

Sentence: People who had participated in the approval of the Declaration were invited

Output: Yes


Input: 

Taking Shots<br>Tim was partying with friends. They all started taking shots. Tim only drank beer. They convinced him to do shots. Tim liked it and got a flavor for liquor.

Sentence: Tim rued the decision for the remainder of his days.

Output: It's impossible to say


Input: 

How to become a ted translator<br>Make sure you are sufficiently fluent in the spoken source language. You must be fluent in both the language of the ted talk (almost always english), and the language that you are translating into. Therefore, you need to be able to capture the nuances of spoken english well enough to translate it into the target language.

Sentence: If you are a fan of Ted Talks you can become a Ted translator.

Output: It's impossible to say


Input: 

Since the 1996 flood-and I make no apologies for bringing this up again-everyone has become aware of the necessity to preserve the valuable heritage of the few remaining houses surrounding the little white house in the old section of Chicoutimi, known as ``le bassin'', which everyone wants to preserve.

Sentence: There are many remaining houses surrounding the little white house in the old section of Chicoutimi,

Output: