(Q4333480)
Statements
1147Gregorian
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Oleg II of Chernigov
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Identifiers
Олег Олег Константин Святославич Oleg Konstantin Sviatoslavich, Prince of Chernigov Черниговский (Svyatoslavich) aka of Chernigov (est. 1147 - uncertain 1204)
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