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.
Q: Lodged in his brain is an untreatable and inoperable cancerous tumor that statistics suggest will kill him before he is 40, eight years from now. Medical science is advancing at a rate that does n't (preclude) the development of a treatment, but it's not clear if it will come in time.  
 Verb: preclude
A: 
Yes