Laura Jackson Arnold was close to her brother Thomas until the Civil War period.

Entity and relation annotations:
id: 0
type: entity
value: text: Laura Jackson Arnold
labels: <Person>
id: 1
type: entity
value: text: the Civil War
labels: <Event>
id: 2
type: entity
value: text: Thomas
labels: <Person>
type: relation
to_id: 2
labels: Person:family:Person
from_id: 0