Complex sentence: The unit trained at Lowther Castle near Penrith, and were based at Brougham Hall, Cumberland, spent 1942 and 1943 in the Middle East without seeing action, and returned to the UK in April 1944.
Split into simpler sentences: The unit trained at Lowther Castle near Penrith, and was based at Brougham Hall, Cumberland. It spent 1942 and 1943 in the Middle East without seeing action, returning to the UK in April 1944.