Complex sentence: On 2 March 2009, the Co-operative Group bought Somerfield Stores for £1.56 billion following regulatory approval and the stores not sold as part of the conditions of the sale were rebranded with The Co-operative Food name.
Split into simpler sentences: On 2 March 2009, The Co-operative Group successfully purchased Somerfield Stores Ltd for £1.56 billion following regulatory approval. It was announced that the stores not sold as part of the conditions of the sale would be rebranded under The Co-operative Food name.