Complex sentence: The narrow, kilometre-long, strip of Ben Stedham's Wood separates Milber from the suburbs of Aller and Newtake: the Iron Age hill fort of Milber Down is at the top of this wood.
Split into simpler sentences: The narrow, kilometre-long strip of Ben Stedham's Wood separates Milber from the suburbs of Aller and Newtake. The Iron Age hill fort of Milber Down is at the top of this wood.