<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31429454</termId><termName>line graphs</termName><termType>PT</termType><termNote><![CDATA[ Graphic diagrams that plot the relationship between two variables. The relationship is plotted by points against these, the points joined by a broken line to illustrate fluctuation in variables. ]]></termNote><termCreatedDate>2026-03-30 20:55:51</termCreatedDate><relation><relationType>UF</relationType><termId>31429455</termId><termName>graphs, line</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31429456</termId><termName>line graph</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31400161</termId><termName>graphs</termName><termType>PT</termType></relation></term>  </Zthes>