Given a broad category, generate a trivia-type question based on a specific entity in that category. The question should be non-ambiguous. External resources such as Wikipedia could be used to obtain the facts.

conferences
If the Solvay Conferences of the early 1910s set the tone for 20th century physics, the Dartmouth Conferences of 1956 have similar importance for what field of science?

measurement_unit
What is the SI derived unit of electrical capacitance?

royalty

Who was the first British reigning monarch to visit Australia?