Question: The 2009 Houphouët-Boigny stampede occurred on 29 March 2009 in the Stade Félix Houphouët-Boigny in Abidjan, Côte d'Ivoire before a 2010 FIFA World Cup qualification match, the match was particularly popular among locals, with world stars such as which professional footballer who plays for Championship side Cardiff City and the Ivory Coast national team, as a centre-back?
Sentence (from "2009 Houphouët-Boigny stampede"): In an attempt to control a stampede police fired tear gas into the crowds, who had begun jostling with each other at least 40 minutes before kick off.
Relevant evidence: No