diff --git a/journal/2021-12-25.md b/journal/2021-12-25.md
new file mode 100644
index 000000000..df030cb59
--- /dev/null
+++ b/journal/2021-12-25.md
@@ -0,0 +1,3 @@
+# 2021-12-25
+
+- [[trees]]
\ No newline at end of file
diff --git a/juegos geográficos.md b/juegos geográficos.md
index 085f68ef4..82a02746e 100644
--- a/juegos geográficos.md	
+++ b/juegos geográficos.md	
@@ -1,6 +1,6 @@
 # juegos geográficos
 
 - [[go]] https://www.juegos-geograficos.com/juegos-geografia-Ciudades-del-Mundo-_pageid47.html
-- reminded me of [[pc world]] back in the early nineties
+- reminded me of [[pc world]] back in the early nineties (loved it)
 
 
diff --git a/trees.md b/trees.md
index 572ffa33e..21e6393bd 100644
--- a/trees.md
+++ b/trees.md
@@ -1,8 +1,11 @@
 # Trees
 
-- [[pull]] [[tree]]
-- [[pull]] a form of [[graph]]
+- a [[list]].
+  - [[pull]] [[tree]]
+- a [[being]].
+  - [[pull]] a form of [[graph]]
   - https://twitter.com/flancian/status/1355504964181889024
-- [[pull]] [[inosculation]]
+  - [[pull]] [[inosculation]]
+  - https://twitter.com/visevic/status/1474104715168387080