<?xml version="1.0" encoding="utf-8"?><mads xmlns="http://www.loc.gov/mads/" xmlns:mods="http://www.loc.gov/mods/v3" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.loc.gov/mads/
mads.xsd"><authority><topic authority="http://AATesaurus.cultura.gencat.cat/aat/getty_en">long barrows</topic></authority><related type="broader"><topic>burial mounds</topic></related><variant type="other"><topic>barrows, long</topic></variant><variant type="other"><topic>long barrow</topic></variant> <note xml:lang="en"><![CDATA[ Monuments comprising rectangular or trapezoidal tumuli or earth mounds, often believed to be collective tombs. They are found at Neolithic sites in the British Isles and at later sites of Celtic, Slavic, and Baltic cultures of Northern Europe. ]]></note></mads>