ジョゼップ・グアルディオラ・イ・サラは何歳でサッカーをはじめた？
Born in Santpedor, Barcelona, Catalonia, Guardiola joined La Masia at age 13 and rose through the ranks of Barcelona's youth academy for six years, making his début in 1990 against Cádiz. As Phil Ball writes in "Morbo", 
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