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.

StatesWest Airlines, Phoenix, Ariz., said it withdrew its offer to acquire Mesa Airlines because the Farmington, N.M., carrier did n't respond to its offer by the close of business yesterday, a deadline StatesWest had set for a response. However, StatesWest is n't (abandoning) its pursuit of the much-larger Mesa.  
 Verb: abandoning
Yes