Complex sentence: Around 1738, Caudy and fellow frontiersman Joseph Edwards purchased tracts of land along the Cacapon River, and with them, they brought the first two families of European descent into the Cacapon River valley.
Split into simpler sentences: Around 1738, Caudy and fellow frontiersman Joseph Edwards purchased tracts of land along the Cacapon River. He and Edwards brought along with them the first two families of European descent to settle in the Cacapon River valley.