--- musicxml2ly	2020-03-05 22:30:57.558283750 -0500
+++ musicxml2ly.orig	2020-03-05 22:31:55.449670893 -0500
@@ -904,9 +904,9 @@
     return elts
 
 def extract_display_text (el):
-    children = el.get_typed_children (musicxml.get_class ("display-text"))
-    if children:
-        return " ".join([child.get_text () for child in children])
+    child = el.get_maybe_exist_named_child ("display-text")
+    if child:
+        return child.get_text ()
     else:
         return False