diff --git a/README.md b/README.md
index 38c5a573a8b083276031b4c658af6a51ab5f0cc7..4497555cf268caebacc4e23b3ead967a0e3c5173 100644
--- a/README.md
+++ b/README.md
@@ -53,34 +53,33 @@ with $R=2.2$, $\beta_i = i.\pi/4$ and $\alpha_j = (2-j).\pi/4$.
 When $|\alpha_j|=\pi/2 \Rightarrow \cos(\alpha_j) = 0,$ we obtain the same camera position eight times. Only one of them is kept because we always have exactly the same view. 
 
 ## **Organizing json files:**
-```math
-'Participant' 
-    |__ 'Age'
-    |__ 'Gender'
-
-'Tasks'
-    |__ 'Task_1'
-        |__ 'obj_name': name of the 3D model that was viewed during task n°1
-        |__ 'random_initial_position': random intial position of viewed 3D model
-        |__ 'choices'
-            |__ 'choice_1': first selected point of view defined by its two angles (α,β)
-            |__ 'choice_2': second selected point of view defined by its two angles (α,β)
-            |__ 'choice_3': third selected point of view defined by its two angles (α,β)
-
-    |__ 'Task_2'
+    Participant
+    |__ Age
+    |__ Gender
+
+    Tasks
+    |__ Task_1
+        |__ obj_name: name of the 3D model that was viewed during task n°1
+        |__ random_initial_position: random intial position of viewed 3D model
+        |__ choices
+            |__ choice_1: first selected point of view defined by its two angles (α,β)
+            |__ choice_2: second selected point of view defined by its two angles (α,β)
+            |__ choice_3: third selected point of view defined by its two angles (α,β)
+
+    |__ Task_2
         |__ ...
     ...
-    |__ 'Task_10'
+    |__ Task_10
         |__ ...
 
-'Analyses'
-    |__ 'Analyse_1'
-        |__ 'obj_name': name of the 3D model that was viewed during analyse n°1
-        |__ 'keywords': ordered list of selected keywords
+    Analyses
+    |__ Analyse_1
+        |__ obj_name: name of the 3D model that was viewed during analyse n°1
+        |__ keywords: ordered list of selected keywords
 
-    |__ 'Analyse_2'
+    |__ Analyse_2
         |__ ...
     ...
-    |__ 'Analyse_5'
+    |__ Analyse_5
         |__ ...
-```
+