Unused box 10

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Bluebird
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Cardinal
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Crossed Konstant Mocker
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Crossed Warbler
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Identity
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Identity once removed
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Jay
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Kestrel
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Kite
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Konstant Mocker
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Lark
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Mockingbird
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Omega
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Owl
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Robin
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Starling
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Thrush
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Turing
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Vireo
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Warbler
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Why