Given a question and a context passage, generate the answer having the word or phrase from the context passage. Here, the answer should be a shortest continous span from the passage.
Q: Context: 521 Brixia is a minor planet orbiting the Sun that was discovered by American astronomer Raymond Smith Dugan on January 10, 1904.
Question: The inventor of 521 Brixia was whom?
A:
raymond smith dugan