<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31378574</termId><termName>gridirons</termName><termType>PT</termType><termNote><![CDATA[ Open frameworks of beams over a stage, below the roof but with working room between the grid and the roof, used principally for the suspension of drapery and scenery. ]]></termNote><termCreatedDate>2026-03-30 20:42:08</termCreatedDate><relation><relationType>UF</relationType><termId>31378575</termId><termName>gridiron</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31378576</termId><termName>grids</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31348517</termId><termName>theater elements</termName><termType>PT</termType></relation></term>  </Zthes>