Complex sentence: On 10 December 1915, Berkshire RHA briefly rejoined the division from Ismailia, Suez Canal Defences; on 17 January 1916 it was transferred with 2nd South Midland Mounted Brigade to the Western Frontier Force.
Split into simpler sentences: On 10 December 1915, Berkshire RHA briefly rejoined the division from Ismailia, Suez Canal Defences. On 17 January 1916, the battery was transferred with 2nd South Midland Mounted Brigade to the Western Frontier Force.