Conversation so far:
who won the mlb world series in 2015
The Kansas City Royals won the MLB world series in 2015.
who are the kansas city royals
The Kansas City Royals are an American professional baseball team based in Kansas City, Missouri.
when were the kansas city royals founded
The Kansas City Royals were founded as an expansion franchise in 1969.
have the kansas city royals ever won the world series
The Kansas City Royals have participated in four World Series, winning in 1985 and 2015, and losing in 1980 and 2014.

Question: where did the team name originate from
Self-contained rewrite: where did the kansas city royals' name originate from