Historical clue formulations

• Like polka — 2020-07-19
• Brno-born, e.g. — 2018-07-28
• Source of the word "robot" — 2012-05-05
• Prague native — 2012-02-06
• Brno native — 2009-11-04
• Ostrava tongue — 2008-11-08
• Language in which "k" and "v" are the words for "to" and "in" — 2008-03-08
• Prague native — 2001-06-25
• Bohemian, e.g. — 1998-07-05
• Like Milos Forman — 1997-03-14
• Tom Stoppard, by birth — 1995-09-30
• From Plzen — 1994-08-20