In the English-dubbed version, some of the characters names were Americanized; for instance, Chucho Gomez is called Tommy, and Chela is called Charlotte.
It's the key, Tommy.
Golden Rubí: Hotel Rio. The key has to mean something.
Armando Rios: And it means that my uncle has worked out a plan to turn the 3 parts of the Codex over to us.
Armando Rios: You've got to go to the Hotel Rio right away, Room 13. I'll bet you find the part of the Codex ...