Input:

The stupendous power of the Tevatron made possible the 1995 discovery of the top quark - the last of six flavors of quarks predicted by the standard model theory of particle physics.

Sentence: GUS may have gone out of business

Output: It's impossible to say

Input:

Skiing<br>Franklin was a very good skier. He had decided to come up and hit the slopes for a weekend. He was flying down all of the hills and trails. Franklin met up with some friends as well and they skied. He had an incredible time that weekend skiing.

Sentence: Franklin's friends are people he met last time he went skiing.

Output: It's impossible to say

Input:

How to dress for a high school dance (girls )<br>Go for a formal gown. If you are attending a formal dance like a winter formal or prom, you should go for a formal outfit. This means a formal dress that is floor length or no shorter than three inches above your knee, with a modest neckline.

Sentence: formal gown was worn by deana

Output: It's impossible to say

Input:

A young boy in Oakville trapped under a vehicle was been freed by Oakville Fire Department and Halton Medics personnel on Tuesday. The severity of the 10-year-old's injuries has not been released. The vehicle was located on Baronwood Drive near Bronte Road and Upper Middle Road. The boy was riding his bicycle at the time of the accident. Halton Regional Police have not released any information on the incident.

Sentence: The boy was not driving the vehicle.

Output:
Yes