In this task, you are given two phrases: Head and Tail, separated with <sep>. The Head and the Tail events are short phrases possibly involving participants. The names of specific people have been replaced by generic words (e.g., PersonX, PersonY, PersonZ). PersonX is always the subject of the event. You have to determine whether the Head happens after the Tail or not. Classify your answers into "Yes" and "No". The phrase may also contain "___", a placeholder that can be an object, a person, and/or an action.
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Question: Head: PersonX aces PersonX's exam<sep>Tail: passes class

Answer: No


Question: Head: PersonX acts as PersonY intermediary<sep>Tail: to thank PersonX

Answer: No


Question: Head: PersonX accomplishes PersonX's purpose<sep>Tail: awsome since accomplishing one's purpose canaffect a whole community and our world.

Answer:
No