diff --git a/Relation map.md b/Relation-map.md
similarity index 95%
rename from Relation map.md
rename to Relation-map.md
index 15974c9..ea2d0df 100644
--- a/Relation map.md	
+++ b/Relation-map.md
@@ -37,6 +37,10 @@ There are several steps here:
 
 Relation definitions mentioned above come from "Person template" note which is assigned to any child of "My Family Tree" relation note. You can play with the whole thing in the [[demo document|Document#Demo document]].
 
+## Details
+
+You can specify which relations should be displayed with comma delimited names of relations in `displayRelations` label.
+
 ## See also
 
 * [[Link map]] is a similar concept to relation maps 
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