<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31417397</termId><termName>offshore drilling platforms</termName><termType>PT</termType><termNote><![CDATA[ Platforms used to support machinery for drilling oil or gas wells in water-covered locations, usually on submergered continental shelves. ]]></termNote><termCreatedDate>2026-03-30 20:52:19</termCreatedDate><relation><relationType>UF</relationType><termId>31417398</termId><termName>drilling patform, offshore</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31417399</termId><termName>drilling platforms, offshore</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31417400</termId><termName>offshore drilling platform</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31417401</termId><termName>petroleum production platforms</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31417402</termId><termName>platform, offshore drilling</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31417403</termId><termName>platform, petroleum production</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31417404</termId><termName>platforms, offshore drilling</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31417405</termId><termName>platforms, petroleum production</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31417406</termId><termName>production platform, petroleum</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31417407</termId><termName>production platforms, petroleum</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31381315</termId><termName>drilling structures</termName><termType>PT</termType></relation></term>  </Zthes>