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+++ b/test-library/Firstname Lastname/Data only in comment (4)/metadata.opf	
@@ -0,0 +1,37 @@
+<?xml version='1.0' encoding='utf-8'?>
+<package xmlns="http://www.idpf.org/2007/opf" unique-identifier="uuid_id" version="2.0">
+    <metadata xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:opf="http://www.idpf.org/2007/opf">
+        <dc:identifier opf:scheme="calibre" id="calibre_id">4</dc:identifier>
+        <dc:identifier opf:scheme="uuid" id="uuid_id">e6f4871a-9df8-4c43-9a24-1beec68abf9e</dc:identifier>
+        <dc:title>Data only in comment</dc:title>
+        <dc:creator opf:file-as="Lastname, Firstname" opf:role="aut">Firstname Lastname</dc:creator>
+        <dc:contributor opf:file-as="calibre" opf:role="bkp">calibre (8.7.0) [https://calibre-ebook.com]</dc:contributor>
+        <dc:date>2025-07-15T00:00:00+00:00</dc:date>
+        <dc:publisher>BIG</dc:publisher>
+        <dc:language>de</dc:language>
+        <meta name="calibre:series" content="Awsome"/>
+        <meta name="calibre:series_index" content="1"/>
+        <meta name="calibre:timestamp" content="2025-07-29T11:52:51.874884+00:00"/>
+        <meta name="calibre:title_sort" content="Data only in comment"/>
+        <meta name="calibre:user_metadata:#characters" content="{&quot;table&quot;: &quot;custom_column_2&quot;, &quot;column&quot;: &quot;value&quot;, &quot;datatype&quot;: &quot;text&quot;, &quot;is_multiple&quot;: &quot;|&quot;, &quot;kind&quot;: &quot;field&quot;, &quot;name&quot;: &quot;Characters&quot;, &quot;search_terms&quot;: [&quot;#characters&quot;], &quot;label&quot;: &quot;characters&quot;, &quot;colnum&quot;: 2, &quot;display&quot;: {&quot;is_names&quot;: false, &quot;description&quot;: &quot;&quot;, &quot;web_search_template&quot;: &quot;&quot;}, &quot;is_custom&quot;: true, &quot;is_category&quot;: true, &quot;link_column&quot;: &quot;value&quot;, &quot;category_sort&quot;: &quot;value&quot;, &quot;is_csp&quot;: false, &quot;is_editable&quot;: true, &quot;rec_index&quot;: 22, &quot;#value#&quot;: [], &quot;#extra#&quot;: null, &quot;is_multiple2&quot;: {&quot;cache_to_list&quot;: &quot;|&quot;, &quot;ui_to_list&quot;: &quot;,&quot;, &quot;list_to_ui&quot;: &quot;, &quot;}}"/>
+        <meta name="calibre:user_metadata:#colorist" content="{&quot;table&quot;: &quot;custom_column_14&quot;, &quot;column&quot;: &quot;value&quot;, &quot;datatype&quot;: &quot;text&quot;, &quot;is_multiple&quot;: &quot;|&quot;, &quot;kind&quot;: &quot;field&quot;, &quot;name&quot;: &quot;Colorist&quot;, &quot;search_terms&quot;: [&quot;#colorist&quot;], &quot;label&quot;: &quot;colorist&quot;, &quot;colnum&quot;: 14, &quot;display&quot;: {&quot;is_names&quot;: true, &quot;description&quot;: &quot;&quot;, &quot;web_search_template&quot;: &quot;&quot;}, &quot;is_custom&quot;: true, &quot;is_category&quot;: true, &quot;link_column&quot;: &quot;value&quot;, &quot;category_sort&quot;: &quot;value&quot;, &quot;is_csp&quot;: false, &quot;is_editable&quot;: true, &quot;rec_index&quot;: 23, &quot;#value#&quot;: [], &quot;#extra#&quot;: null, &quot;is_multiple2&quot;: {&quot;cache_to_list&quot;: &quot;|&quot;, &quot;ui_to_list&quot;: &quot;&amp;&quot;, &quot;list_to_ui&quot;: &quot; &amp; &quot;}}"/>
+        <meta name="calibre:user_metadata:#comicvine" content="{&quot;table&quot;: &quot;custom_column_11&quot;, &quot;column&quot;: &quot;value&quot;, &quot;datatype&quot;: &quot;comments&quot;, &quot;is_multiple&quot;: null, &quot;kind&quot;: &quot;field&quot;, &quot;name&quot;: &quot;Comicvine&quot;, &quot;search_terms&quot;: [&quot;#comicvine&quot;], &quot;label&quot;: &quot;comicvine&quot;, &quot;colnum&quot;: 11, &quot;display&quot;: {&quot;heading_position&quot;: &quot;hide&quot;, &quot;interpret_as&quot;: &quot;html&quot;, &quot;description&quot;: &quot;&quot;, &quot;web_search_template&quot;: &quot;&quot;}, &quot;is_custom&quot;: true, &quot;is_category&quot;: false, &quot;link_column&quot;: &quot;value&quot;, &quot;category_sort&quot;: &quot;value&quot;, &quot;is_csp&quot;: false, &quot;is_editable&quot;: true, &quot;rec_index&quot;: 24, &quot;#value#&quot;: null, &quot;#extra#&quot;: null, &quot;is_multiple2&quot;: {}}"/>
+        <meta name="calibre:user_metadata:#cover_artist" content="{&quot;table&quot;: &quot;custom_column_16&quot;, &quot;column&quot;: &quot;value&quot;, &quot;datatype&quot;: &quot;text&quot;, &quot;is_multiple&quot;: &quot;|&quot;, &quot;kind&quot;: &quot;field&quot;, &quot;name&quot;: &quot;Cover Artist&quot;, &quot;search_terms&quot;: [&quot;#cover_artist&quot;], &quot;label&quot;: &quot;cover_artist&quot;, &quot;colnum&quot;: 16, &quot;display&quot;: {&quot;is_names&quot;: true, &quot;description&quot;: &quot;&quot;, &quot;web_search_template&quot;: &quot;&quot;}, &quot;is_custom&quot;: true, &quot;is_category&quot;: true, &quot;link_column&quot;: &quot;value&quot;, &quot;category_sort&quot;: &quot;value&quot;, &quot;is_csp&quot;: false, &quot;is_editable&quot;: true, &quot;rec_index&quot;: 25, &quot;#value#&quot;: [], &quot;#extra#&quot;: null, &quot;is_multiple2&quot;: {&quot;cache_to_list&quot;: &quot;|&quot;, &quot;ui_to_list&quot;: &quot;&amp;&quot;, &quot;list_to_ui&quot;: &quot; &amp; &quot;}}"/>
+        <meta name="calibre:user_metadata:#editor" content="{&quot;table&quot;: &quot;custom_column_17&quot;, &quot;column&quot;: &quot;value&quot;, &quot;datatype&quot;: &quot;text&quot;, &quot;is_multiple&quot;: &quot;|&quot;, &quot;kind&quot;: &quot;field&quot;, &quot;name&quot;: &quot;Editor&quot;, &quot;search_terms&quot;: [&quot;#editor&quot;], &quot;label&quot;: &quot;editor&quot;, &quot;colnum&quot;: 17, &quot;display&quot;: {&quot;is_names&quot;: true, &quot;description&quot;: &quot;&quot;, &quot;web_search_template&quot;: &quot;&quot;}, &quot;is_custom&quot;: true, &quot;is_category&quot;: true, &quot;link_column&quot;: &quot;value&quot;, &quot;category_sort&quot;: &quot;value&quot;, &quot;is_csp&quot;: false, &quot;is_editable&quot;: true, &quot;rec_index&quot;: 26, &quot;#value#&quot;: [], &quot;#extra#&quot;: null, &quot;is_multiple2&quot;: {&quot;cache_to_list&quot;: &quot;|&quot;, &quot;ui_to_list&quot;: &quot;&amp;&quot;, &quot;list_to_ui&quot;: &quot; &amp; &quot;}}"/>
+        <meta name="calibre:user_metadata:#genre" content="{&quot;table&quot;: &quot;custom_column_5&quot;, &quot;column&quot;: &quot;value&quot;, &quot;datatype&quot;: &quot;text&quot;, &quot;is_multiple&quot;: &quot;|&quot;, &quot;kind&quot;: &quot;field&quot;, &quot;name&quot;: &quot;Genre&quot;, &quot;search_terms&quot;: [&quot;#genre&quot;], &quot;label&quot;: &quot;genre&quot;, &quot;colnum&quot;: 5, &quot;display&quot;: {&quot;is_names&quot;: false, &quot;description&quot;: &quot;&quot;, &quot;web_search_template&quot;: &quot;&quot;}, &quot;is_custom&quot;: true, &quot;is_category&quot;: true, &quot;link_column&quot;: &quot;value&quot;, &quot;category_sort&quot;: &quot;value&quot;, &quot;is_csp&quot;: false, &quot;is_editable&quot;: true, &quot;rec_index&quot;: 27, &quot;#value#&quot;: [], &quot;#extra#&quot;: null, &quot;is_multiple2&quot;: {&quot;cache_to_list&quot;: &quot;|&quot;, &quot;ui_to_list&quot;: &quot;,&quot;, &quot;list_to_ui&quot;: &quot;, &quot;}}"/>
+        <meta name="calibre:user_metadata:#image_size" content="{&quot;table&quot;: &quot;custom_column_9&quot;, &quot;column&quot;: &quot;value&quot;, &quot;datatype&quot;: &quot;float&quot;, &quot;is_multiple&quot;: null, &quot;kind&quot;: &quot;field&quot;, &quot;name&quot;: &quot;Image size&quot;, &quot;search_terms&quot;: [&quot;#image_size&quot;], &quot;label&quot;: &quot;image_size&quot;, &quot;colnum&quot;: 9, &quot;display&quot;: {&quot;number_format&quot;: null, &quot;decimals&quot;: 2, &quot;description&quot;: &quot;&quot;, &quot;web_search_template&quot;: &quot;&quot;}, &quot;is_custom&quot;: true, &quot;is_category&quot;: false, &quot;link_column&quot;: &quot;value&quot;, &quot;category_sort&quot;: &quot;value&quot;, &quot;is_csp&quot;: false, &quot;is_editable&quot;: true, &quot;rec_index&quot;: 28, &quot;#value#&quot;: null, &quot;#extra#&quot;: null, &quot;is_multiple2&quot;: {}}"/>
+        <meta name="calibre:user_metadata:#inker" content="{&quot;table&quot;: &quot;custom_column_13&quot;, &quot;column&quot;: &quot;value&quot;, &quot;datatype&quot;: &quot;text&quot;, &quot;is_multiple&quot;: &quot;|&quot;, &quot;kind&quot;: &quot;field&quot;, &quot;name&quot;: &quot;Inker&quot;, &quot;search_terms&quot;: [&quot;#inker&quot;], &quot;label&quot;: &quot;inker&quot;, &quot;colnum&quot;: 13, &quot;display&quot;: {&quot;is_names&quot;: true, &quot;description&quot;: &quot;&quot;, &quot;web_search_template&quot;: &quot;&quot;}, &quot;is_custom&quot;: true, &quot;is_category&quot;: true, &quot;link_column&quot;: &quot;value&quot;, &quot;category_sort&quot;: &quot;value&quot;, &quot;is_csp&quot;: false, &quot;is_editable&quot;: true, &quot;rec_index&quot;: 29, &quot;#value#&quot;: [], &quot;#extra#&quot;: null, &quot;is_multiple2&quot;: {&quot;cache_to_list&quot;: &quot;|&quot;, &quot;ui_to_list&quot;: &quot;&amp;&quot;, &quot;list_to_ui&quot;: &quot; &amp; &quot;}}"/>
+        <meta name="calibre:user_metadata:#letterer" content="{&quot;table&quot;: &quot;custom_column_15&quot;, &quot;column&quot;: &quot;value&quot;, &quot;datatype&quot;: &quot;text&quot;, &quot;is_multiple&quot;: &quot;|&quot;, &quot;kind&quot;: &quot;field&quot;, &quot;name&quot;: &quot;Letterer&quot;, &quot;search_terms&quot;: [&quot;#letterer&quot;], &quot;label&quot;: &quot;letterer&quot;, &quot;colnum&quot;: 15, &quot;display&quot;: {&quot;is_names&quot;: true, &quot;description&quot;: &quot;&quot;, &quot;web_search_template&quot;: &quot;&quot;}, &quot;is_custom&quot;: true, &quot;is_category&quot;: true, &quot;link_column&quot;: &quot;value&quot;, &quot;category_sort&quot;: &quot;value&quot;, &quot;is_csp&quot;: false, &quot;is_editable&quot;: true, &quot;rec_index&quot;: 30, &quot;#value#&quot;: [], &quot;#extra#&quot;: null, &quot;is_multiple2&quot;: {&quot;cache_to_list&quot;: &quot;|&quot;, &quot;ui_to_list&quot;: &quot;&amp;&quot;, &quot;list_to_ui&quot;: &quot; &amp; &quot;}}"/>
+        <meta name="calibre:user_metadata:#locations" content="{&quot;table&quot;: &quot;custom_column_4&quot;, &quot;column&quot;: &quot;value&quot;, &quot;datatype&quot;: &quot;text&quot;, &quot;is_multiple&quot;: &quot;|&quot;, &quot;kind&quot;: &quot;field&quot;, &quot;name&quot;: &quot;Locations&quot;, &quot;search_terms&quot;: [&quot;#locations&quot;], &quot;label&quot;: &quot;locations&quot;, &quot;colnum&quot;: 4, &quot;display&quot;: {&quot;is_names&quot;: false, &quot;description&quot;: &quot;&quot;, &quot;web_search_template&quot;: &quot;&quot;}, &quot;is_custom&quot;: true, &quot;is_category&quot;: true, &quot;link_column&quot;: &quot;value&quot;, &quot;category_sort&quot;: &quot;value&quot;, &quot;is_csp&quot;: false, &quot;is_editable&quot;: true, &quot;rec_index&quot;: 31, &quot;#value#&quot;: [], &quot;#extra#&quot;: null, &quot;is_multiple2&quot;: {&quot;cache_to_list&quot;: &quot;|&quot;, &quot;ui_to_list&quot;: &quot;,&quot;, &quot;list_to_ui&quot;: &quot;, &quot;}}"/>
+        <meta name="calibre:user_metadata:#manga" content="{&quot;table&quot;: &quot;custom_column_7&quot;, &quot;column&quot;: &quot;value&quot;, &quot;datatype&quot;: &quot;enumeration&quot;, &quot;is_multiple&quot;: null, &quot;kind&quot;: &quot;field&quot;, &quot;name&quot;: &quot;Manga&quot;, &quot;search_terms&quot;: [&quot;#manga&quot;], &quot;label&quot;: &quot;manga&quot;, &quot;colnum&quot;: 7, &quot;display&quot;: {&quot;enum_values&quot;: [&quot;No&quot;, &quot;Yes&quot;, &quot;YesAndRightToLeft&quot;], &quot;enum_colors&quot;: [], &quot;default_value&quot;: &quot;No&quot;, &quot;use_decorations&quot;: false, &quot;description&quot;: &quot;&quot;, &quot;web_search_template&quot;: &quot;&quot;}, &quot;is_custom&quot;: true, &quot;is_category&quot;: true, &quot;link_column&quot;: &quot;value&quot;, &quot;category_sort&quot;: &quot;value&quot;, &quot;is_csp&quot;: false, &quot;is_editable&quot;: true, &quot;rec_index&quot;: 32, &quot;#value#&quot;: &quot;No&quot;, &quot;#extra#&quot;: null, &quot;is_multiple2&quot;: {}}"/>
+        <meta name="calibre:user_metadata:#number_issues" content="{&quot;table&quot;: &quot;custom_column_8&quot;, &quot;column&quot;: &quot;value&quot;, &quot;datatype&quot;: &quot;int&quot;, &quot;is_multiple&quot;: null, &quot;kind&quot;: &quot;field&quot;, &quot;name&quot;: &quot;Number of issues&quot;, &quot;search_terms&quot;: [&quot;#number_issues&quot;], &quot;label&quot;: &quot;number_issues&quot;, &quot;colnum&quot;: 8, &quot;display&quot;: {&quot;number_format&quot;: null, &quot;description&quot;: &quot;&quot;, &quot;web_search_template&quot;: &quot;&quot;}, &quot;is_custom&quot;: true, &quot;is_category&quot;: false, &quot;link_column&quot;: &quot;value&quot;, &quot;category_sort&quot;: &quot;value&quot;, &quot;is_csp&quot;: false, &quot;is_editable&quot;: true, &quot;rec_index&quot;: 33, &quot;#value#&quot;: null, &quot;#extra#&quot;: null, &quot;is_multiple2&quot;: {}}"/>
+        <meta name="calibre:user_metadata:#pages" content="{&quot;table&quot;: &quot;custom_column_12&quot;, &quot;column&quot;: &quot;value&quot;, &quot;datatype&quot;: &quot;int&quot;, &quot;is_multiple&quot;: null, &quot;kind&quot;: &quot;field&quot;, &quot;name&quot;: &quot;Pages&quot;, &quot;search_terms&quot;: [&quot;#pages&quot;], &quot;label&quot;: &quot;pages&quot;, &quot;colnum&quot;: 12, &quot;display&quot;: {&quot;number_format&quot;: null, &quot;description&quot;: &quot;&quot;, &quot;web_search_template&quot;: &quot;&quot;}, &quot;is_custom&quot;: true, &quot;is_category&quot;: false, &quot;link_column&quot;: &quot;value&quot;, &quot;category_sort&quot;: &quot;value&quot;, &quot;is_csp&quot;: false, &quot;is_editable&quot;: true, &quot;rec_index&quot;: 34, &quot;#value#&quot;: null, &quot;#extra#&quot;: null, &quot;is_multiple2&quot;: {}}"/>
+        <meta name="calibre:user_metadata:#penciller" content="{&quot;table&quot;: &quot;custom_column_1&quot;, &quot;column&quot;: &quot;value&quot;, &quot;datatype&quot;: &quot;text&quot;, &quot;is_multiple&quot;: &quot;|&quot;, &quot;kind&quot;: &quot;field&quot;, &quot;name&quot;: &quot;Penciller&quot;, &quot;search_terms&quot;: [&quot;#penciller&quot;], &quot;label&quot;: &quot;penciller&quot;, &quot;colnum&quot;: 1, &quot;display&quot;: {&quot;is_names&quot;: true, &quot;description&quot;: &quot;&quot;, &quot;web_search_template&quot;: &quot;&quot;}, &quot;is_custom&quot;: true, &quot;is_category&quot;: true, &quot;link_column&quot;: &quot;value&quot;, &quot;category_sort&quot;: &quot;value&quot;, &quot;is_csp&quot;: false, &quot;is_editable&quot;: true, &quot;rec_index&quot;: 35, &quot;#value#&quot;: [], &quot;#extra#&quot;: null, &quot;is_multiple2&quot;: {&quot;cache_to_list&quot;: &quot;|&quot;, &quot;ui_to_list&quot;: &quot;&amp;&quot;, &quot;list_to_ui&quot;: &quot; &amp; &quot;}}"/>
+        <meta name="calibre:user_metadata:#story_arc" content="{&quot;table&quot;: &quot;custom_column_10&quot;, &quot;column&quot;: &quot;value&quot;, &quot;datatype&quot;: &quot;series&quot;, &quot;is_multiple&quot;: null, &quot;kind&quot;: &quot;field&quot;, &quot;name&quot;: &quot;Story Arc&quot;, &quot;search_terms&quot;: [&quot;#story_arc&quot;], &quot;label&quot;: &quot;story_arc&quot;, &quot;colnum&quot;: 10, &quot;display&quot;: {&quot;description&quot;: &quot;&quot;, &quot;web_search_template&quot;: &quot;&quot;}, &quot;is_custom&quot;: true, &quot;is_category&quot;: true, &quot;link_column&quot;: &quot;value&quot;, &quot;category_sort&quot;: &quot;value&quot;, &quot;is_csp&quot;: false, &quot;is_editable&quot;: true, &quot;rec_index&quot;: 36, &quot;#value#&quot;: null, &quot;#extra#&quot;: null, &quot;is_multiple2&quot;: {}}"/>
+        <meta name="calibre:user_metadata:#teams" content="{&quot;table&quot;: &quot;custom_column_3&quot;, &quot;column&quot;: &quot;value&quot;, &quot;datatype&quot;: &quot;text&quot;, &quot;is_multiple&quot;: &quot;|&quot;, &quot;kind&quot;: &quot;field&quot;, &quot;name&quot;: &quot;Teams&quot;, &quot;search_terms&quot;: [&quot;#teams&quot;], &quot;label&quot;: &quot;teams&quot;, &quot;colnum&quot;: 3, &quot;display&quot;: {&quot;is_names&quot;: false, &quot;description&quot;: &quot;&quot;, &quot;web_search_template&quot;: &quot;&quot;}, &quot;is_custom&quot;: true, &quot;is_category&quot;: true, &quot;link_column&quot;: &quot;value&quot;, &quot;category_sort&quot;: &quot;value&quot;, &quot;is_csp&quot;: false, &quot;is_editable&quot;: true, &quot;rec_index&quot;: 38, &quot;#value#&quot;: [], &quot;#extra#&quot;: null, &quot;is_multiple2&quot;: {&quot;cache_to_list&quot;: &quot;|&quot;, &quot;ui_to_list&quot;: &quot;,&quot;, &quot;list_to_ui&quot;: &quot;, &quot;}}"/>
+        <meta name="calibre:user_metadata:#volume" content="{&quot;table&quot;: &quot;custom_column_6&quot;, &quot;column&quot;: &quot;value&quot;, &quot;datatype&quot;: &quot;text&quot;, &quot;is_multiple&quot;: null, &quot;kind&quot;: &quot;field&quot;, &quot;name&quot;: &quot;Volume&quot;, &quot;search_terms&quot;: [&quot;#volume&quot;], &quot;label&quot;: &quot;volume&quot;, &quot;colnum&quot;: 6, &quot;display&quot;: {&quot;use_decorations&quot;: false, &quot;description&quot;: &quot;&quot;, &quot;web_search_template&quot;: &quot;&quot;}, &quot;is_custom&quot;: true, &quot;is_category&quot;: true, &quot;link_column&quot;: &quot;value&quot;, &quot;category_sort&quot;: &quot;value&quot;, &quot;is_csp&quot;: false, &quot;is_editable&quot;: true, &quot;rec_index&quot;: 39, &quot;#value#&quot;: null, &quot;#extra#&quot;: null, &quot;is_multiple2&quot;: {}}"/>
+    </metadata>
+    <guide>
+        <reference type="cover" title="Titelbild" href="cover.jpg"/>
+    </guide>
+</package>