"Ushio" subsequently escorted aircraft carrier to Truk, at the Battle of the Coral Sea.

Entity and relation annotations:
id: 0
type: entity
value: text: the Battle of the Coral Sea
labels: <Event>
id: 1
type: entity
value: text: Truk
labels: <Location>
id: 2
type: entity
value: text: the Coral Sea
labels: <Location>
id: 3
type: entity
value: text: "Ushio"
labels: <Production>
type: relation
to_id: 2
labels: Event:Occurs_at:Location
from_id: 0