Title: Zinc.
Question: What is the zinc equivalent of the Grinard reaction?

Title: Imperial College London.
Question: Other than conducting a system of qualifying examinations, what was the other main objective of the meeting of CGLI?

Title: Galicia (Spain).
Question: In which year did Galicia's first railway line open?

Title: Cubism.
Question:
Between what years did cubism begin?