Complex sentence: The Velie Monocoupe was an American general aviation aircraft manufactured from 1927-1929 by Velie Motors Corporation, (founded by Willard L. Velie, maternal grandson of John Deere).
Split into simpler sentences: The Velie Monocoupe was an American general aviation aircraft. The Monocoupe was manufactured from 1927-1929 by Velie Motors Corporation (founded by Willard L. Velie, maternal grandson of John Deere).