Leonardo could help sway the chase for Sao Paulo superkid Lucas Piazon in Inter Milan's favour.

Despite Turin claims that Juventus already have an agreement for Piazon, Brazilian media sources say the race for his signature remains wide open.

Piazon, 17, is regarded as a bigger talent at the same age as Real Madrid star Kaka.

Chelsea are also in contact with Sao Paulo, but Leonardo's presence now at Inter has given their hopes a significant boost.

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