Paul Keres (1916-1975)
Estonian chess player,
International Grand Master,
prominent chess theorist
Order stronghold,
the Narva River and
the fortified stronghold of Jaanilinn
Paul Keres (1916-1975)
Estonian chess player,
International Grand Master,
prominent chess theorist
Order stronghold,
the Narva River and
the fortified stronghold of Jaanilinn
