TASK DEFINITION: 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 The names of specific people have been replaced by generic words (e.g., PersonX, PersonY, PersonZ).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.
PROBLEM: Head: PersonX serves PersonX's interests<sep>Tail: PersonX becomes president

SOLUTION: Yes

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

SOLUTION: Yes

PROBLEM: Head: PersonX is in a lot of pain<sep>Tail: PersonX puts some medicine on his toe so it doesnt get infected

SOLUTION:
Yes