Input: 

How to train big dogs<br>Start early. Although this may not always be an option, starting the dog training process when your dog is less than 1 year old is ideal, especially when it comes to large dogs. Plan to begin training your dog as soon as you bring it home, which may be as early as 8 weeks.

Sentence: It's best to start dog training in the beginning stages of it's life

Output: Yes


Input: 

Three anti-Olympic games protesters, posed as a flower delivery service, quickly ransacked British Columbia, Canada premier Gordon Campbell's downtown Vancouver, British Columbia office yesterday afternoon, breaking windows and throwing pictures, office documents, and various other items. After the suspects were caught, they said that they were upset over Campbell's support for the 2010 Winter Olympic Games in Vancouver, British Columbia. They also claimed to work for "The Anti-Poverty Committee". They are now facing charges for property damage and uttering threats during or after the incident. Police are only identifying them as a 23-year-old man, a 29-year-old man, and a 17-year old female. The 23-year-old faces a third charge of assault by trespassing.

Sentence: Gordon Campbell has a sister named Clarissa.

Output: It's impossible to say


Input: 

Tsunetane Oda (小田常胤 , Oda Tsunetane , March 10, 1892 – February 11, 1955) was a judoka who was influential in the development of Kosen judo. His correct name was Join Oda, but through a misinterpretation of the kanji 常胤 he is more commonly known as Tsunetane.

Sentence: 小田常胤 began studying judo in 1915.

Output: It's impossible to say


Input: 

How to clean ceramic floor tile<br>Sweep or vacuum twice a week. Using a dry mop or vacuum is ideal, although you can sweep with a broom if you're in a hurry. Opt for a soft and fluffy dust mop, preferably with a removable end that's machine washable.

Sentence: Ceramic floor tile is difficult to clean

Output:
It's impossible to say