In September , Matosevic won his first challenger match for the year at Gwangju , ultimately reaching the quarter final .
From July to August Matosevic played in North America also unable to pass round 1 .
In September , Matosevic won Matosevic 's first challenger match for the year at Gwangju , ultimately reaching the quarter final .
From July to August Matosevic played in North America also unable to pass round 1 .