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What positions did Javier Zanetti play
Javier Zannetti played Full back and Defensive Midfielder
Did Javier Zanetti change positions
After the arrival of Maicon at the beginning of the 2006–07 season, Javier Zanetti was moved from the right-back position into midfield.

Question: Why did he change
Self-contained rewrite: Why did Javier Zanetti change posiitons