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: The National American Woman Suffrage Association (NAWSA) was formed on February 18, 1890 to work for women's suffrage in the United States.
Question: What is year of inception of National American Woman Suffrage Association?
A:
1890