UMAG, Croatia - (AP) -- Unseeded Marco Cecchinato defeated fifth-seeded Gilles Simon of France 6-1, 3-6, 6-1 to open the Croatia Open with an upset result on Monday.

The 105th-ranked Italian broke his 36th-ranked opponent twice in the opening set, and did the same in the decisive third set after the favorite Simon won the second.

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Cecchinato will next face local wild card Ivan Dodig, who beat unseeded Marius Copil of Romania 6-4, 7-6 (4) in the only other main-draw match.

It was the first win for Dodig on the ATP tour since June 2016.