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 The names of specific people have been replaced by generic words (e.g., PersonX, PersonY, PersonZ).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

Head: PersonX accidentally left<sep>Tail: He looked at his watch.
No

Head: PersonX goes a long way<sep>Tail: PersonX gets to london and is at the wrong place
Yes

Head: PersonX quenches PersonX's thirst<sep>Tail: PersonX runs off to get more water

Yes