instruction:
Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
question:
On January 26, 1879, who was granted a patent for r an electric lamp using a carbon filament or strip coiled and connected to platina contact wires?
answer:
incandescent light bulb

question:
Who won an Oscar for the music for Chariots of Fire in 1981?
answer:
chariots of fire

question:
Which English town shares its name with the state capital of Delaware?
answer:
delaware