(Janáček: The Makropulos Case). Bass‐bar. A barrister, who has been consulted by the present members of the Gregor and Prus families to try to solve the 100‐year‐old law case aiming to find the rightful heir to the Prus estate. The singer Emilia Marty tells Kolenatý that she can provide proof of Gregor's background and show that his claim is genuine. She tells the lawyer where Prus's will can be found. Created (1926) by Ferdinand Pour.