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 The names of specific people have been replaced by generic words (e.g., PersonX, PersonY, PersonZ).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.

Example Input: Head: PersonX goes from strength to strength<sep>Tail: PersonX is trying to be positive
Example Output: Yes

Example Input: Head: PersonX accepts the dare<sep>Tail: To be seen as brave
Example Output: No

Example Input: Head: PersonX keeps PersonY in touch<sep>Tail: PersonX needs to see his friends next month and calls him
Example Output:
Yes