diff --git a/hot.c b/hot.c
index 29a873b..41ce785 100644
--- a/hot.c
+++ b/hot.c
@@ -35,35 +35,6 @@ static void add_child_node (struct TreeNode_t *parent, struct TreeNode_t *child)
     } else parent->child = child;
 }
 
-static GListModel* ui_experimental_tree_get_children_model (struct TreeNode_t *parent){
-    GtkStringList *list = NULL;
-    if (parent) {
-        printf("[ui_experimental_tree_get_children_model] here is %s content : ", parent->text);
-        struct TreeNode_t *child = parent->child;
-        if (child) {list = gtk_string_list_new(NULL);}
-        while(child) {
-             gtk_string_list_append(list, child->text);
-             printf("%s ", child->text);
-             child = child->next;
-        }
-    }
-    printf("\n");
-    return G_LIST_MODEL(list);
-}
-
-static GListModel* ui_experimental_tree_create_model_func (GObject *item, gpointer root){
-    struct TreeNode_t *cur = (struct TreeNode_t *)root;
-    struct TreeNode_t *parent = root;
-    const gchar *string =  gtk_string_object_get_string (GTK_STRING_OBJECT(item));
-    while (cur) {
-        if (strcmp(string, cur->text) == 0) break;
-        cur = cur->next;
-        if (cur == NULL) {cur = parent->child; parent = cur;}
-    }
-    printf("[ui_experimental_tree_create_model_func] looked for %s in %s item\n", cur->text, string);
-    return ui_experimental_tree_get_children_model (cur);
-}
-
 static void on_experimental_tree_bind_factory (GtkSignalListItemFactory *factory, GObject* object, gpointer user_data){
     GtkListItem *list_item = GTK_LIST_ITEM (object);
     GtkTreeListRow *row = gtk_list_item_get_item (list_item);
@@ -86,6 +57,36 @@ void on_experimental_tree_setup_factory (GtkSignalListItemFactory *factory,
     printf("[on_experimental_tree_setup_factory] here is an expander\n");
 }
 
+static GListModel* get_experimental_tree_children_model (struct TreeNode_t *parent){
+    GtkStringList *list = NULL;
+    if (parent) {
+        printf("[get_experimental_tree_children_model] here is %s content : ", parent->text);
+        struct TreeNode_t *child = parent->child;
+        if (child) {list = gtk_string_list_new(NULL);}
+        while(child) {
+             gtk_string_list_append(list, child->text);
+             printf("%s ", child->text);
+             child = child->next;
+        }
+    }
+    printf("\n");
+    return G_LIST_MODEL(list);
+}
+
+static GListModel* experimental_tree_create_model (GObject *item, gpointer root){
+    struct TreeNode_t *cur = (struct TreeNode_t *)root;
+    struct TreeNode_t *parent = root;
+    const gchar *string =  gtk_string_object_get_string (GTK_STRING_OBJECT(item));
+  printf(">>>  %s\n",string);
+    while (cur) {
+        if (strcmp(string, cur->text) == 0) break;
+        cur = cur->next;
+        if (cur == NULL) {cur = parent->child; parent = cur;}
+    }
+    printf("[experimental_tree_create_model] looked for %s in %s item\n", cur->text, string);
+    return get_experimental_tree_children_model (cur);
+}
+
 void create_experimental_tree (GtkBox *experimental_box){
     struct TreeNode_t *tree_root = create_tree_node("hello");
     struct TreeNode_t *it_s_me   = create_tree_node("it's me");   add_child_node(tree_root, it_s_me);
@@ -96,12 +97,13 @@ void create_experimental_tree (GtkBox *experimental_box){
     GtkSignalListItemFactory *factory = GTK_SIGNAL_LIST_ITEM_FACTORY (gtk_signal_list_item_factory_new());
     g_signal_connect (factory, "setup", G_CALLBACK(on_experimental_tree_setup_factory), NULL);
     g_signal_connect (factory, "bind", G_CALLBACK(on_experimental_tree_bind_factory), NULL);
+    printf(">  %s > %s > %s\n", tree_root->text, it_s_me->text, remember->text);
 
     GtkTreeListModel *tree_model = gtk_tree_list_model_new(
         G_LIST_MODEL (model),
         FALSE, // Passthrough - False in actual usage with dynamic children retrieval
         FALSE, // autoexpand
-        (GtkTreeListModelCreateModelFunc)ui_experimental_tree_create_model_func,
+        (GtkTreeListModelCreateModelFunc) experimental_tree_create_model,
         tree_root,
         NULL // (GDestroyNotify) free_tree_node
     );
@@ -119,3 +121,19 @@ void create_experimental_tree (GtkBox *experimental_box){
 //    gtk_widget_set_visible(GTK_WIDGET(list_view), TRUE);
 }
 
+/*
+[on_experimental_tree_setup_factory] here is an expander
+[on_experimental_tree_bind_factory] row content is [hello] and expander is [0]
+
+[on_tree_setup_factory] here is an expander
+[on_tree_bind_factory] here is Root content and expander is 0
+
+[ui_tree_create_model_func] looked for Root in Root item
+[ui_tree_get_children_model] here is Root content : ATP ADP AMP
+[on_tree_setup_factory] here is an expander
+[on_tree_bind_factory] here is ATP content and expander is 0
+[on_tree_setup_factory] here is an expander
+[on_tree_bind_factory] here is ADP content and expander is 0
+[on_tree_setup_factory] here is an expander
+[on_tree_bind_factory] here is AMP content and expander is 0
+*/
diff --git a/hot.o b/hot.o
index db54b64..70abb04 100644
Binary files a/hot.o and b/hot.o differ
diff --git a/myprogram b/myprogram
index be6efbc..27b4426 100755
Binary files a/myprogram and b/myprogram differ