diff --git a/psGrammar/demos/owl_commands.jsgf b/psGrammar/demos/owl_commands.jsgf
index ae18f5d004a337c23b54f45733b0c3a375d8fd05..2d2045a541ecf85aa6152ce1349a66c10387e39a 100644
--- a/psGrammar/demos/owl_commands.jsgf
+++ b/psGrammar/demos/owl_commands.jsgf
@@ -1,7 +1,7 @@
 #JSGF V1.0;
 grammar commands;
 
-public <command> = [<robot>] ( <introduce> | <save> | <wait> | <goTo> | <followMe> | <followHand> | <gravity> | <exit> | <lookAt> | <trash> | <drop> | <nothing> | <search> | <describe> | <difference> | <take> | <give> | <count> | <explain> | <store_groceries> | <serve_breakfast> );
+public <command> = [<robot>] ( <introduce> | <save> | <wait> | <goTo> | <followMe> | <followHand> | <gravity> | <exit> | <lookAt> | <trash> | <drop> | <nothing> | <search> | <describe> | <difference> | <take> | <give> | <count> | <explain> | <store_groceries> | <serve_breakfast> | <describe_side>);
 
 <robot> = (tobi | robot | tiago);
 
@@ -27,6 +27,7 @@ public <command> = [<robot>] ( <introduce> | <save> | <wait> | <goTo> | <followM
 <search> = ( search for [a] [waving] person);
 
 <describe> = (tell me what you see);
+<describe_side> = (tell me what is on top of the side table);
 <difference> = (spot the difference);
 
 <take> = (handover);