Complex sentence: Marc Isambard Brunel, the father of famed engineer Isambard Kingdom Brunel, established in 1802 the world's first mass production line at the Portsmouth Block Mills, producing pulley blocks for rigging on the Royal Navy's ships.
Split into simpler sentences: Marc Isambard Brunel, the father of famed engineer Isambard Kingdom Brunel, established the world's first mass production line at the Portsmouth Block Mills in 1802. It produced pulley blocks for rigging on the Royal Navy's ships.