Complex sentence: In 1498 part of the otherwise unenclosed landscape was set aside to form a large field for the exercise of archers and other military citizens, and even today this part of the manor still bears the name "Artillery Ground".
Split into simpler sentences: In 1498 part of the otherwise unenclosed landscape was set aside to form a large field for military exercises of archers and others. This part of the manor still bears the name "Artillery Ground".