<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31416093</termId><termName>lead mines</termName><termType>PT</termType><termNote><![CDATA[ Excavations or systems of excavations for the extraction of lead, which is a soft, dense, ductile metal of a dull gray color. ]]></termNote><termCreatedDate>2026-03-30 20:51:58</termCreatedDate><relation><relationType>UF</relationType><termId>31416094</termId><termName>lead mine</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31416095</termId><termName>lead-mine</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31416096</termId><termName>lead-mines</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31416097</termId><termName>mines, lead</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31380011</termId><termName>mines</termName><termType>PT</termType></relation></term>  </Zthes>