Youtube activity of "Bettina" (@Bettinasisrg) on "Spark" channel.
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UC6Sgx43tKkf8NcDWXNng5Jw
Commenter youtube id
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Bettina
Commenter name
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@Bettinasisrg
Commenter name id
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"The Mysteries Of North America's Great Lakes | Naked Science | Spark"
Comments by video