diff --git a/complex_evaluate.py b/complex_evaluate.py
index cef325e42073331641a466df9c79103742ecc874..418c0bd248ddbe0aeb609a1ea7ea2603728a22ee 100644
--- a/complex_evaluate.py
+++ b/complex_evaluate.py
@@ -2,12 +2,17 @@ import xml.etree.ElementTree as ET
 from tree_similarity import tree_sim, tree_size, post_order
 import re
 
+def remove_prefix(text):
+    return re.sub(r'\{[^}]+}', '', text)
+
 def xml_to_tree(t):
     att_keys = sorted(list(t.attrib.keys()))
-    att_pairs = ', '.join([f'{k}: {t.attrib[k]}' for k in att_keys])
-    tag = f'{t.tag} {att_pairs}'
+    att_pairs = ', '.join([f'{remove_prefix(k)}: {t.attrib[k]}' for k in att_keys])
+    tag = f'{remove_prefix(t.tag)} {att_pairs}'
 
     children = sorted([xml_to_tree(c) for c in t], key=lambda x: x[0])
+
+
     return tag, children
 
 def load_maps(path):
@@ -29,9 +34,9 @@ def load_maps(path):
             t2 = ent2[0] if len(ent2) > 0 else ent2
 
             maps.append((xml_to_tree(t1), xml_to_tree(t2)))
-
     return maps
 
+
 def maximize_assign(m):
 
     preferences = {}
@@ -139,4 +144,4 @@ def jaccard_sim(e1, e2):
     post_order(e1, lambda x, y: s1.update(filter_entities(y[0])))
     post_order(e2, lambda x, y: s2.update(filter_entities(y[0])))
 
-    return jaccard(s1, s2)
\ No newline at end of file
+    return jaccard(s1, s2)