Input question: The Dukedom of Marlborough takes its title from a town in what county?

Output answer: wiltshire

Input question: Which Native American Indian tribe bought the Hard Rock chain for a reputed $965m in 2006?

Output answer: seminoles

Input question: Which racecourse hosts the Scottish Grand National?

Output answer: ayr

Input question: In October 2011 which militant separatist organisation declared an end to violent protest after 43 years?

Output answer:
eta