diff --git a/journal/2021-03-06.md b/journal/2021-03-06.md
index a3a72f953..809d80c15 100644
--- a/journal/2021-03-06.md
+++ b/journal/2021-03-06.md
@@ -10,6 +10,7 @@
 - [[protopoi]]
   - [[dej]]
 - [[mary lattimore]]
+- [[wikidata]]
 
 [//begin]: # "Autogenerated link references for markdown compatibility"
 [pull]: ../pull "Pull"
diff --git a/wikidata.md b/wikidata.md
new file mode 100644
index 000000000..7847f6e96
--- /dev/null
+++ b/wikidata.md
@@ -0,0 +1,16 @@
+# Wikidata
+
+- an [[agora]].
+- [[go]] https://www.wikidata.org/wiki/Q2013
+- [[identifiers]] https://www.wikidata.org/wiki/Wikidata:Identifiers
+  - [[quote]] Each Wikidata entity is identified by an entity ID, which is a number prefixed by a letter.
+    - [[items]], also known as Q-items, are prefixed with Q (e.g. Q12345),
+    - [[properties]] are prefixed by P (e.g. P569) and
+    - [[lexemes]] are prefixed by L (e.g. L1).
+
+
+[//begin]: # "Autogenerated link references for markdown compatibility"
+[agora]: agora "Agora"
+[go]: go "Go"
+[quote]: quote "Quote"
+[//end]: # "Autogenerated link references"
\ No newline at end of file