diff --git a/doc/source/index.rst b/doc/source/index.rst
index daca4fb..cded138 100644
--- a/doc/source/index.rst
+++ b/doc/source/index.rst
@@ -12,6 +12,7 @@ Contents:
    :maxdepth: 2
 
    intro
+   structure
 
 
 Indices and tables
diff --git a/doc/source/intro.rst b/doc/source/intro.rst
index a3300d6..6f57947 100644
--- a/doc/source/intro.rst
+++ b/doc/source/intro.rst
@@ -1,4 +1,4 @@
-:title:Introduction
+ :title:Introduction
 
 Turbo Hipster
 =============
@@ -52,7 +52,9 @@ Typical workflow diagram
             z006 [shape=box, label="receive response"];
             z007 [shape=box, label="send report"];
 
-            z000 -> z001 -> z002 -> z003 -> z004 -> z005;
+            z000 -> z001 -> z002;
+            z003 -> z004 -> z005;
+            z005 -> z006 [dir=none, style=dotted];
             z006 -> z007;
 
        }
@@ -73,6 +75,7 @@ Typical workflow diagram
             gms002 [label="register method"];
 
             gm001 -> gm002;
+            gm002 -> gm003 [dir=none, style=dotted];
             gm003 -> gm004;
        }
 
diff --git a/doc/source/structure.rst b/doc/source/structure.rst
new file mode 100644
index 0000000..b185c56
--- /dev/null
+++ b/doc/source/structure.rst
@@ -0,0 +1,6 @@
+:title:Turbo Hipster Structure
+
+Structure
+=======================
+
+d
\ No newline at end of file