Complex sentence: He's been a member of the USTA since 2006 and in October, 2014, he played in the Men's 4.0,18 and over National Championships in Tucson, Arizona with his team from Appleton, Wisconsin.
Split into simpler sentences: He's been a member of the USTA since 2006 and in October, 2014. Hee played in the Men's 4.0,18 and over National Championships in Tucson, Arizona with his team from Appleton, Wisconsin.