Input:

Little Joscelyn '' It simply is n't to be thought of , Aunty Nan , '' said Mrs. William Morrison decisively .<br>Mrs. William Morrison was one of those people who always speak decisively .<br>If they merely announce that they are going to peel the potatoes for dinner their hearers realize that there is no possible escape for the potatoes .<br>Moreover , these people are always given their full title by everybody .<br>William Morrison was called Billy oftener than not ; but , if you had asked for Mrs. Billy Morrison , nobody in Avonlea would have known what you meant at first guess .

Sentence: William Morrison has a wife.

Output: Yes

Input:

The May 3 ferry sinking in the Meghna River that claimed the lives of at least 370 people is a reminder of the dangers inherent in this sort of travel.

Sentence: The ferry sunk on May 5th

Output: No

Input:

A missed call is a telephone call that is deliberately terminated by the caller before being answered by its intended recipient, in order to communicate a pre-agreed message without paying the cost of a call. For example, a group of friends may agree that two missed calls in succession means "I am running late". The practice is common in South Asia, the Philippines and Africa.

Sentence: The cost of the call is 50 cents.

Output: It's impossible to say

Input:

There is not a lot to see at the fort these days. The one remaining wall can be seen from the highway. There are a couple of historical markers that tell the story of the fort. And there is a picnic table and a couple of nice shade trees in the parking area.

Sentence: The fort is an active military base

Output:
No