<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31343050</termId><termName>ballooning</termName><termType>PT</termType><termNote><![CDATA[ The action or practice of ascending in balloons, which are flexible spherical bags made of a lightweight material inflated with heated air or a gas that is lighter than air. It is both a recreational activity and competitive sport.  ]]></termNote><termCreatedDate>2026-03-30 20:32:31</termCreatedDate><relation><relationType>BT</relationType><termId>31319512</termId><termName>aerial activities</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>31426120</termId><termName>balloons</termName><termType>PT</termType></relation></term>  </Zthes>