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:
( AP ) -- A rifle (found) near the home of a slain abortion doctor may yield important clues for investigators trying to track down the gunman.  
 Verb: found
answer:
No


question:
Preliminary DNA tests link a missing anti-abortion activist to a strand of hair found near where a sniper shot and killed a Buffalo, N.Y., doctor who performed abortions, a law enforcement official said Friday. The first round of DNA tests on the hair at the FBI Laboratory here established a high probability it came from the same person as a hair (found) in a New Jersey home where James C. Kopp, a 44-year-old anti-abortion protester, lived last year, the official said.  
 Verb: found
answer:
No


question:
( AP ) -- A rifle found near the home of a slain abortion doctor may yield important clues for investigators trying to (track) down the gunman.  
 Verb: track
answer:

No


