diff --git a/DAS/Relations.md b/DAS/Relations.md
index be2c6b9..df4838e 100644
--- a/DAS/Relations.md
+++ b/DAS/Relations.md
@@ -45,5 +45,6 @@ A binary relation is a relation $R$ between _exactly two_ elements $a in R$ and
 An **Order** is a mathematical way to sort, rank or compare elements within a set, where some elements come "before" and "after" others.
 
 A _binary relation_ is called an order if it is...
-- a *reflexive relation*
-- a *antisymmetric relation*
+- [x] a *reflexive relation*
+- [x] a *antisymmetric relation*
+- [x] a *transitive relation*