Question: What is the date of birth of Josef Jindřich Šechtl's father?
Sentence (from "Ignác Šechtl"): Ignác Šechtl (26 May 1840 – 6 July 1911), also known as Ignace Schächtl or Hynek Šechtl, was a pioneer of Czech photography (especially photojournalism) and cinematography.
Relevant evidence: Yes