It is named for Civil War Major Charles Manly Stedman.

Entity and relation annotations:
id: 0
type: entity
value: text: Charles Manly Stedman
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type: entity
value: text: Major
labels: <Title>
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type: entity
value: text: Civil War
labels: <Event>
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labels: Person:holds_title:Title
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type: relation
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labels: Person:participates_in:Event
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