Task: Question Understanding
Input (English): Context : Aikaterini Trikoupi (Greek: Αικατερίνη Τρικούπη, Constantinople, 1800 -- Aegina, 15 July 1871) was the wife of the Prime Minister of Greece and historian Spyridon Trikoupis. 
Question : What is Aikaterini Trikoupi's spouse's name?
Output (English): spouse