Complex sentence: Farmer John Morland set up a brewery in 1711, and the local ale and porter was sought after in London's pubs, until the "West Ilsley" operation relocated to Abingdon in 1861.
Split into simpler sentences: Farmer John Morland set up a brewery in 1711, and the local ale and porter was sought after in London's pubs. The "West Ilsley" operation relocated to Abingdon in 1861.