<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31458299</termId><termName>treads</termName><termType>PT</termType><termNote><![CDATA[ The horizontal parts of steps. ]]></termNote><termCreatedDate>2026-03-30 21:03:21</termCreatedDate><relation><relationType>UF</relationType><termId>31458300</termId><termName>stair tread</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31458301</termId><termName>stair treads</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31458302</termId><termName>tread</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31439720</termId><termName>step components</termName><termType>PT</termType></relation></term>  </Zthes>