Complex sentence: Thus the again much damaged brigade had to be removed from the front line and deployed in peripheral operations undertaken to relieve the Ebro Front, such as trying to establish a bridgehead in Vilanova de la Barca in August.
Split into simpler sentences: Thus the again much damaged brigade had to be removed from the front line and deployed in peripheral operations undertaken to relieve the Ebro Front. These included trying to establish a bridgehead in Vilanova de la Barca in August.