Input: 

How to type symbols on a keyboard<br>Click on the " start " button that you use to shut down your computer. Select the " programs " option. Go to " accessories " then select " system tools/character map.

Sentence: Some people prefer to use a mouse when performing this task

Output: It's impossible to say


Input: 

How to install microsoft security essentials to your computer<br>Visit the security essentials website. It should be the first result for " microsoft security essentials " in any web search. Security essentials is a free program for windows that protects against malwares and viruses.

Sentence: Security essentials is a free hardware for windows that protects against malwares and viruses.

Output: No


Input: 

How to flirt with a boy when you are 13 or 14<br>Learn how to relax around guys. Boys don't like an uptight girl who will adjust her makeup and hair every five seconds. The point is to not be so girly, but don't be one of the guys either.

Sentence: An uptight girl will have a hard time flirting with boys.

Output: Yes


Input: 

David L. MacFarlane, PhD (March 13, 1893 – January 3, 1953) was an American educator most notable for serving as president of the Kansas State Teachers College (KSTC), now known as Emporia State University. Before heading the Kansas State Teachers College, MacFarlane was a professor of history in a couple of institutions in Kansas.

Sentence: Kansas is a large city in America.

Output:
It's impossible to say