"Jack" Murphy and coal miners A. J. Cook, Arthur Horner and Nat Watkins.

Entity and relation annotations:
id: 0
type: entity
value: text: A. J. Cook
labels: <Person>
id: 1
type: entity
value: text: Arthur Horner
labels: <Person>
id: 2
type: entity
value: text: Nat Watkins
labels: <Person>
id: 3
type: entity
value: text: "Jack" Murphy
labels: <Person>
id: 4
type: entity
value: text: coal miners
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labels: Person:holds_title:Title
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labels: Person:holds_title:Title
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type: relation
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labels: Person:holds_title:Title
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labels: Person:business/work:Person
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labels: Person:business/work:Person
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type: relation
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labels: Person:business/work:Person
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