Question: What is the birthdate of the co-assistant coach of the team Mikel Arteta plays for?
Sentence (from "Brian Kidd"): Brian Kidd (born 29 May 1949) is an English football coach and former player, who is currently the co-assistant coach of Manchester City, alongside fellow co-assistants Mikel Arteta and Domènec Torrent, and manager Pep Guardiola.
Relevant evidence: Yes