The Dutch participated in the Korean war as part of the United Nations.

Entity and relation annotations:
id: 0
type: entity
value: text: The Dutch
labels: <Location>
id: 1
type: entity
value: text: the Korean war
labels: <Event>
id: 2
type: entity
value: text: the United Nations
labels: <Organization>
type: relation
to_id: 1
labels: Organization:Engagement:Event
from_id: 2