Refer to the passage below and then answer the question afterwards in the same language as the passage:

Passage: MySQL ( "My S-Q-L") is an open-source relational database management system (RDBMS).  Its name is a combination of "My", the name of co-founder Michael Widenius's daughter, and "SQL", the abbreviation for Structured Query Language.

Question: SQL has the name of who?
Michael Widenius's daughter