<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31464153</termId><termName>Wagner tubas</termName><termType>PT</termType><termNote><![CDATA[ Tubas in elliptical shape with a conical bore that widens steadily throughout its length, terminating in a small bell, and having four rotary valves and a French horn mouthpiece. They were originally made to the specifications of Richard Wagner for use in his opera cycle "Der Ring des Nibelungen." ]]></termNote><termCreatedDate>2026-03-30 21:04:56</termCreatedDate><relation><relationType>UF</relationType><termId>31464154</termId><termName>Wagner tuba</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31464155</termId><termName>tuba, Wagner</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31464156</termId><termName>tubas, Wagner</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31464157</termId><termName>wagner tuba</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31448200</termId><termName>tubas</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>31448178</termId><termName>French horns</termName><termType>PT</termType></relation></term>  </Zthes>