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.

Example Input: Congress reconvenes Jan. 24. The Justice Department and the INS must n't (allow) the opportunists of Capitol Hill to get their hooks into Elian.  
 Verb: allow
Example Output: Yes

Example Input: In the filing, Crane said that in the past it considered seeking control of Milton Roy, of St. Petersburg, Fla., through a merger or tender offer and that it expects to continue to evaluate an acquisition from time to time. Crane officials did n't (return) phone calls seeking comment.  
 Verb: return
Example Output: Yes

Example Input: Jim Pattison Industries Ltd., one of a group of closely held companies owned by entrepreneur James Pattison, said it " intends to seek control " of 30 % - owned Innopac Inc., a Toronto packaging concern. Jim Pattison Industries, a holding company with annual sales of about C $ 1.9 billion, largely from car dealerships and grocery stores, did n't (elaborate) on the statement, and a company official declined further comment.  
 Verb: elaborate
Example Output:
Yes

