diff --git a/phonetics-feature-tree.scm b/phonetics-feature-tree.scm
index 383bdf3..0926a87 100644
--- a/phonetics-feature-tree.scm
+++ b/phonetics-feature-tree.scm
@@ -1,20 +1,3 @@
-(define test-tree
-  '("1"
-    ("1-1"
-     ("1-1-1"
-      ("1-1-1-1")
-      ("1-1-1-2"))
-     ("1-1-2"
-      ("1-1-2-1"
-       ("1-1-2-1-1")
-       ("1-1-2-1-2")
-       ("1-1-2-1-3")
-       ("1-1-2-1-4")))
-     ("1-1-3"
-      ("1-1-3-1"
-       ("1-1-3-1-1")
-       ("1-1-3-1-2"))))))
-
 (define (declare-node node-text node-generation)
   (string-append ;; "node"
                  (number->string node-generation)