Complex sentence: In 1956 he began working on Mr Holt's farm, The Limes, continuing this work over 38 years and in 1971 moved into a farmhouse, The Beeches, which was acquired by Mr Holt's company, KAHL.
Split into simpler sentences: In 1956 he began working on Mr Holt's farm, The Limes. Over 38 years he continued, and in 1971 he moved into a farmhouse, The Beeches, which was acquired by Mr Holt's company, KAHL.