<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31442941</termId><termName>offshore rigs</termName><termType>PT</termType><termNote><![CDATA[ Large oil rigs built on the ocean, used to harness oil below the sea floor.  ]]></termNote><termCreatedDate>2026-03-30 20:59:21</termCreatedDate><relation><relationType>UF</relationType><termId>31442942</termId><termName>offshore drilling rigs</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31442943</termId><termName>offshore rig</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31442944</termId><termName>rigs, offshore</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31442945</termId><termName>rigs, offshore drilling</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31417408</termId><termName>drilling rigs</termName><termType>PT</termType></relation></term>  </Zthes>