Ensign Donahue earned his wings three days before the attack on Pearl Harbor.

Entity and relation annotations:
id: 0
type: entity
value: text:  the attack on Pearl Harbor
labels: <Event>
id: 1
type: entity
value: text: Pearl Harbor
labels: <Location>
id: 2
type: entity
value: text: Ensign
labels: <Title>
id: 3
type: entity
value: text: Donahue
labels: <Person>
type: relation
to_id: 1
labels: Event:Occurs_at:Location
from_id: 0
type: relation
to_id: 2
labels: Person:holds_title:Title
from_id: 3