Add and test term-to-element and element-to-term relation

Change-Id: I55e562a5295f40617b41786c8758557a72e9537d
diff --git a/t/transform.t b/t/transform.t
index 9f4c842..27c26ab 100644
--- a/t/transform.t
+++ b/t/transform.t
@@ -168,7 +168,7 @@
   '<>:tt/s:s$<b>64<i>0<i>6083<i>923<b>0|'.
   '-:tt/sentences$<i>1|'.
   '>:mate/d:PNC$<b>32<i>2<s>1<s>1|'.
-  'mate/d:NODE$<b>128<s>1|'.
+  'mate/d:&&&$<b>128<s>1|'.
   'xip/p:SYMBOL|'.
   'xip/l:A|'.
   '<>:xip/c:TOP$<b>64<i>0<i>74<i>13<b>0|'.