After the Second World War, Maxwell married Mary Lindsay.

Entity and relation annotations:
id: 0
type: entity
value: text: the Second World War
labels: <Event>
id: 1
type: entity
value: text: Maxwell
labels: <Person>
id: 2
type: entity
value: text: Mary Lindsay
labels: <Person>
type: relation
to_id: 2
labels: Person:family:Person
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type: relation
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labels: Person:family:Person
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