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 The names of specific people have been replaced by generic words (e.g., PersonX, PersonY, PersonZ).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

Ex Input:
Head: PersonX steadies the ship<sep>Tail: PersonX boards the ship

Ex Output:
Yes


Ex Input:
Head: PersonX gets glasses<sep>Tail: PersonX walks into the wrong bathroom

Ex Output:
Yes


Ex Input:
Head: PersonX plays everyday<sep>Tail: PersonX finishes school and is out on summer vacation

Ex Output:

Yes