sentences:  After he refused to found a town where men were free to marry their cousins, half of the group left.The dissenters founded the nearby town of Shelbyville, after fellow pioneer Shelbyville Manhattan, and the two cities remain rivals for centuries.Springfield reached its pinnacle in the mid-20th century, when it became the home of the world's first Aquacar factory; one half of the U.S. was said to wear Springfield galoshes and Springfield's streets were literally paved with gold.