Historical clue formulations

• Composer Strauss, the brother of Johann — 2023-09-10
• ___ K. of Kafka's "The Trial" — 2022-05-09
• Director von Sternberg — 2014-05-18
• ___ K., Kafka's protagonist in "The Trial" — 2009-04-03
• Abstract artist Albers — 2002-02-11