Complex sentence: He began hitting tennis balls against the back of his house at age five, and received formal lessons at the Mid-Island Indoor Tennis Courts in Westbury, New York, and later at the Port Washington Tennis Academy.
Split into simpler sentences: He began hitting tennis balls against the back of his house at age five. He then received formal lessons at the Mid-Island Indoor Tennis Courts in Westbury, New York, and later at the Port Washington Tennis Academy.