Complex sentence: The post is filled by a serving non-commissioned officer from the Household Cavalry for a period of two years and he is also responsible for despatching Royal Standards to places The Queen is visiting at home or abroad.
Split into simpler sentences: The post is filled by a serving non-commissioned officer from the Household Cavalry for a period of two years. He is also responsible for despatching Royal Standards to places the Monarch is visiting at home or abroad.