instruction:
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.
question:
But by all accounts foreign companies have bought only a relative handful of Japanese companies this year, while Japanese companies have acquired hundreds of foreign companies. Nor do analysts (expect) the Sansui deal to touch off a fresh wave of foreign purchases.  
 Verb: expect
answer:
Yes


question:
Privately, authorities say Rudolph has become a focus of their investigation. Publicly, they are unwilling to (make) any sweeping assertion.  
 Verb: make
answer:
Yes


question:
Some of Sansui's fellow audio-specialty companies, such as Aiwa Co. and Pioneer Electric Corp., responded to the challenge by quickly bringing out mini-component products of their own, by moving heavily into the booming compact disk businesses or by diversifying into other consumer-electronics fields, including laser disks or portable cassette players. Sansui was late into the mini-component business and failed to (branch) into other new businesses.  
 Verb: branch
answer:

Yes


