William was the eldest son of Waldorf Astor and Nancy Witcher Langhorne.

Entity and relation annotations:
id: 0
type: entity
value: text: William
labels: <Person>
id: 1
type: entity
value: text: Waldorf Astor
labels: <Person>
id: 2
type: entity
value: text: Nancy Witcher Langhorne
labels: <Person>
type: relation
to_id: 1
labels: Person:family:Person
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type: relation
to_id: 2
labels: Person:family:Person
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type: relation
to_id: 2
labels: Person:business/work:Person
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