"Čigorinʺ, M." . . "1850"^^ . "Čigorinymʺ, M." . . "Chigorin, Mikhail Ivanovich" . "Čigorin, M.I. (1850-1908)" . "Tschigorin, M." . "M.I. Čigorin" . "M.I." . "Čigorin, Michail Ivanovič" . "Tchigorin, Michael Ivanowitz" . "Čigorin" . "Schaken"@nl . "1908"^^ . . . _:Bfcf5eb5c32007396c3a3f168b64c6faf . "ru" . _:Bfcf5eb5c32007396c3a3f168b64c6faf . _:Bfcf5eb5c32007396c3a3f168b64c6faf . _:Bfcf5eb5c32007396c3a3f168b64c6faf "2023-05-22"^^ . _:Bfcf5eb5c32007396c3a3f168b64c6faf . _:Bfcf5eb5c32007396c3a3f168b64c6faf . _:Bfcf5eb5c32007396c3a3f168b64c6faf "075036444" . _:Bfcf5eb5c32007396c3a3f168b64c6faf . _:Bfcf5eb5c32007396c3a3f168b64c6faf . _:Bfcf5eb5c32007396c3a3f168b64c6faf .