Input question: Which English city shares its name with the state capital of Nebraska?

Output answer: lincoln

Input question: Sable is the heraldic term for which colour?

Output answer: black

Input question: Which Pulitzer Prize winning novel, by Alice Walker, was the subject of numerous attempts to have it banned, on the grounds of violence and racism?

Output answer: color purple

Input question: What is the science involved with the study, design, and manufacture of flight-capable machines, and the techniques of operating aircraft?

Output answer:
aeronautics