Complex sentence: The battalion suffered from a lack of equipment, largely due to the priority given to re-equip British units following the losses suffered by the British Expeditionary Force in France, and, as a consequence, training was largely focused upon anti-gas procedures and route marching.
Split into simpler sentences: The battalion suffered from a lack of equipment however, largely due to the priority given to re-equip British units following the losses suffered by the British Expeditionary Force in France. As a consequence, training was largely focused upon anti-gas procedures and route marching.