<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31322343</termId><termName>trains</termName><termType>PT</termType><termNote><![CDATA[ Two or more rail transit vehicles physically connected and operated as a unit. ]]></termNote><termCreatedDate>2026-03-30 20:26:54</termCreatedDate><relation><relationType>UF</relationType><termId>31322344</termId><termName>railroad trains</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31322345</termId><termName>railway trains</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31322346</termId><termName>train</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31322347</termId><termName>trains, railroad</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31322348</termId><termName>trains, railway</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31306926</termId><termName>vehicle groupings</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31347727</termId><termName>freight trains</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31347731</termId><termName>passenger trains</termName><termType>PT</termType></relation></term>  </Zthes>