Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.

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?
incandescent light bulb

In America, as what was Bill Shoemaker famous?
bill shoemaker

In which country is Baja California?

baja california