He has told defender Richards that he must see himself as a right-back rather than a centre half.
"Micah Richards knows what I think about him," he said. "We are not talking about qualities, we are talking about options.
"For centre-back we have four players for two places. At right back, we have just two players: Pablo Zabaleta and Micah Richards.
"I think it is the best way and the best use for us."
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