Few emotions open a man's wallet as quickly as embarrassment.

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The man bent, found a wallet in his coat, took out a folded sheet of paper, offered it.

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At 11 in the evening in a very busy area outside the opera on the Ramblas, he was surrounded by the three man in their thirties who slipped his wallet out of his pocket along with 400 euros, his credit cards, and his passport and identification.

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