Complex sentence: William Denny and Brothers Limited, and often referred to simply as Denny, were a Scottish shipbuilding company founded in 1840 and based in Dumbarton, on the River Clyde.
Split into simpler sentences: William Denny and Brothers Limited, and often referred to simply as Denny, were a Scottish shipbuilding company. The Company was founded in 1840 and based in Dumbarton, on the River Clyde.