You will be given a context and a verb separated with a newline character, and you have to answer if the given verb is a negation or not. A verb is a negation if it is not going to exist, not happen, or has no effect. The output should be "Yes" if the verb is a negation and "No" otherwise.

Helicopters are flying over northern New York today trying to locate people stranded without food, heat or medicine. In Maine, about a half million people still do n't (have) power and they're going to have to live without it for a while.  
 Verb: have
Yes

The lights are out and the heat is off and those vital signs are not likely to (change) much over the next several days for p - people in parts of the northeastern US and eastern Canada.  
 Verb: change
Yes

Helicopters are flying over northern New York today trying to locate people stranded without food, heat or medicine. In Maine, about a half million people still do n't (have) power and they're going to have to live without it for a while.  
 Verb: have

Yes

