<?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">forts</topic></authority><related type="narrower"><topic>fortlets</topic></related><related type="narrower"><topic>hillforts</topic></related><related type="narrower"><topic>star-forts</topic></related><related type="narrower"><topic>bastioned forts</topic></related><related type="narrower"><topic>promontory forts</topic></related><related type="narrower"><topic>polygonal forts</topic></related><related type="narrower"><topic>pā tūwatawata</topic></related><related type="other"><topic>fort complexes</topic></related><related type="other"><topic>fortresses</topic></related><related type="broader"><topic>fortifications</topic></related><variant type="other"><topic>fort</topic></variant> <note xml:lang="en"><![CDATA[ Permanent fortifications for troops, often surrounded by such elements as ditches, parapets, and ramparts and often used as advance posts in or near hostile territory. Smaller and less heavily fortified than "fortresses." ]]></note></mads>