diff --git a/projects/si18-03-overture-atlas/documentation.md b/projects/si18-03-overture-atlas/documentation.md
index 5533153..b4bbbe2 100644
--- a/projects/si18-03-overture-atlas/documentation.md
+++ b/projects/si18-03-overture-atlas/documentation.md
@@ -29,18 +29,29 @@ title: SI18.03 - Overture Atlas
 - a place/moment that hosts the publication (platform)
 - an instrument
 
-<video src="/soupboat/~kamo/static/video/atlas/audio-blur-comp.mp4" controls></video>
+
+First experiments for Cardinal direction for mapping the sample.
 
 <video src="/soupboat/~kamo/static/video/atlas/chart.mov" controls></video>
 
-<video src="/soupboat/~kamo/static/video/atlas/ehm.mov" controls></video>
 
-<video src="/soupboat/~kamo/static/video/atlas/line selector.mov" controls></video>
+
+First test for the instrument. 
+<video src="/soupboat/~kamo/static/video/atlas/audio-blur-comp.mp4" controls></video>
+
 
 
-<video src="/soupboat/~kamo/static/video/atlas/test-atlas-compressed.mp4" controls></video>
 
+Tests on how to name and recognize samples. One with names and one with symbols.
 
 <video src="/soupboat/~kamo/static/video/atlas/test.mov" controls></video>
 
-<video src="/soupboat/~kamo/static/video/atlas/toast.mov" controls></video>
\ No newline at end of file
+<video src="/soupboat/~kamo/static/video/atlas/toast.mov" controls></video>
+
+<video src="/soupboat/~kamo/static/video/atlas/ehm.mov" controls></video>
+
+
+
+Alternative ways to select samples:
+
+<video src="/soupboat/~kamo/static/video/atlas/line selector.mov" controls></video>