Complex sentence: In the early 1960s, the company built a 5,000-house community in north central New Jersey called Strathmore-at-Matawan; the Strathmore name had originally been used by Levitt & Sons in its upper middle class developments on Long Island in the 1930s.
Split into simpler sentences: In the early 1960s, the company built a 5000-house community in north central New Jersey called Strathmore-at-Matawan. The Strathmore name had originally been used by Levitt & Sons in its upper middle class developments on Long Island in the 1930s.