Question: What is the birthdate of this Dutch professional football manager and former player, who was a new signing for the 1998-99 FC Barcelona season?
Sentence (from "Frans Hoek"): As a player, he was a goalkeeper for FC Volendam for more than a decade, before going into coaching as an assistant to Louis van Gaal at club sides AFC Ajax, FC Barcelona, FC Bayern Munich and Manchester United, and the Netherlands national team.
Relevant evidence: No