Walker later supported the Union during the Civil War and earned some enmity.

Entity and relation annotations:
id: 0
type: entity
value: text: Walker
labels: <Person>
id: 1
type: entity
value: text: during the Civil War
labels: <Date>
id: 2
type: entity
value: text: the Civil War
labels: <Event>
id: 3
type: entity
value: text: the Union
labels: <Organization>
type: relation
to_id: 2
labels: Organization:Engagement:Event
from_id: 3
type: relation
to_id: 3
labels: Person:provides_services_to:Organization
from_id: 0