<?xml version="1.0" encoding="UTF-8"?><out xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:i="http://www.w3.org/XQueryTest/ididrefs" xmlns="http://www.w3.org/XQueryTest/ididrefs"><e><id>omicron</id></e><f><Element-with-ID-union-child><id>omicron</id><data>Derived from Phoenician Ayin</data></Element-with-ID-union-child></f><e/><f/></out>