1<?xml version="1.0" encoding="UTF-8"?> 2<out>begin root template, $var=level0 3begin doc template, $var=level1 4begin a template, $var=first 5in b template, $var=level3 6end a template, $var=first 7begin a template, $var=second 8in b template, $var=level3 9end a template, $var=second 10end doc template, $var=level1 11end root template, $var=level0 12</out>