diff --git a/data/citizenships.xml b/data/citizenships.xml
new file mode 100644
index 0000000..c7eabfa
--- /dev/null
+++ b/data/citizenships.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<citizenships>
+  <citizenship id="biesel" name="Republic of Biesel">
+    <description>TODO</description>
+  </citizenship>
+</citizenships>
diff --git a/data/languages.xml b/data/languages.xml
new file mode 100644
index 0000000..6daf937
--- /dev/null
+++ b/data/languages.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<languages>
+  <language id="tau-ceti-basic" name="Tau Ceti Basic">
+    <description>TODO</description>
+  </language>
+</languages>
diff --git a/data/species/human.xml b/data/species/human.xml
new file mode 100644
index 0000000..d6d04b8
--- /dev/null
+++ b/data/species/human.xml
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<species id="human" name="Human" subspeciesLabel="Variant">
+  <description>TODO</description>
+
+  <languages>
+    <ref id="tau-ceti-basic" />
+  </languages>
+
+  <citizenships>
+    <ref id="biesel" />
+  </citizenships>
+</species>