ZAGREB, Croatia, July 16 (Xinhua) -- Following are the results at the ATP Croatia Open at Umag on Monday:

First round

Guido Pella, Argentina, beat Taro Daniel, Japan, 1-6, 6-3, 6-3

Laslo Djerre, Serbia, bt Pablo Cuevas, Uruguay, 6-4, 1-6, 6-3

Doubles

First round

Maximilian Marterer, Germany, and Hans Podlipnik-Castillo, Chile, bt Marco Cecchinato, Italy, and Albert Ramos-Vinolas, Spain, 6-3, 6-4

Romain Arneodo, Monaco, and Benoit Paire, France, bt Nicolas Jarry, Chile, and Roberto Quiroz, Ecuador, 6-2, 7-6 (4)

Roman Jebavy and Jiri Vesely, Czech Republic, bt Ivan and Matej Sabanov, Croatia, 6-4, 5-7, 10-8

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