49894
3 statues remember the remarkable historic personalities that are associated with Brest : Vladimir Vasilkovich , who put up a tower in the castle of the town in the 13th century , Vitovt the grand duke of Grand Duchy of Lithuania , Mikołaj " the Black " Radziwiłł in whose printing shop the first Belarusian book was printed ,3 more statues represent abstract images : warrior , mother , chronicler ( who wrote apparently the Russian Primary Chronicle ) .
 Brest, Vladimir Vasilkovich, Vitovt, Grand Duchy of Lithuania, Mikołaj " the Black " Radziwiłł
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Brest, Vladimir Vasilkovich, Vitovt, Grand Duchy of Lithuania, Mikołaj " the Black " Radziwiłł