Naval Academy in Annapolis, Maryland at the beginning of the Civil War.

Entity and relation annotations:
id: 0
type: entity
value: text: Naval Academy
labels: <Organization>
id: 1
type: entity
value: text: Annapolis
labels: <Location>
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type: entity
value: text: Maryland
labels: <Location>
id: 3
type: entity
value: text: the beginning of the Civil War
labels: <Date>
id: 4
type: entity
value: text: the Civil War
labels: <Event>
type: relation
to_id: 1
labels: Organization:located_in:Location
from_id: 0
type: relation
to_id: 2
labels: Location:located_in:Location
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type: relation
to_id: 3
labels: Event:Occurs_on:Date
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