diff --git a/mongodb/source/autograder.py b/mongodb/source/autograder.py
index fe7d2cf..a1dc2c8 100644
--- a/mongodb/source/autograder.py
+++ b/mongodb/source/autograder.py
@@ -1,5 +1,6 @@
 import pymongo, json
 
+print('ver: 1.1')
 # dbprep
 fsroot = '/autograder/source/'
 datasets = ['congress', 'bills']
@@ -7,22 +8,23 @@ db = pymongo.MongoClient('mongodb://127.0.0.1')['test']
 
 def postproc_str(data : str): # relaxed str matching
     import re
-    return re.sub(r'[\s|_]', '', data.lower())
+    data = re.sub(r'[\s|_]', '', data.lower())
+    return re.sub(r'sponser', 'sponsor', data)
 
 def comparator(a, b):
     cmp = lambda x, y: 1 if x < y else -1 if x > y else 0
     try: 
         return cmp(a, b)
-    except Exception  as e:
+    except Exception:
         from collections.abc import Iterable
         def itcmp(a: Iterable, b: Iterable):
             if len(a) < len(b):
                     return -1
             elif len(a) == len(b):
                 for aa, bb in zip(a, b):
-                    cmp = comparator(aa, bb)
-                    if  cmp != 0: 
-                        return cmp
+                    c = comparator(aa, bb)
+                    if  c != 0: 
+                        return c
             else: return 1
             return 0
         from bson import ObjectId
@@ -87,6 +89,30 @@ submissions = [subroot + f for f in listdir(subroot) if f.strip().lower().endswi
 grade = 0
 n_queries = len(sols)
 
+def grade78(ans, i): 
+    sol = answers[i]
+    others = ('otherbill', 'otherperson')[i - 6]
+    if type(ans) != list or len(ans) != len(sol):
+        return False
+    for a in ans:
+        if a not in sol:
+            if type(a) is dict:
+                try:
+                    for ak in a.keys():
+                        if ak.startswith(others):
+                            key_others = ak[len(others):]
+                            t = a[key_others]
+                            a[key_others] = a[ak]  
+                            a[ak] = t
+                    if a not in sol:
+                        return False
+                except Exception as e:
+                    print(e)
+                    return False
+            else:
+                return False
+    return True
+
 if submissions: 
     submission = submissions[0]
     
@@ -98,7 +124,12 @@ if submissions:
             spec.loader.exec_module(module)
             q = getattr(module, f'query{i + 1}')()
             ans = evaluate(q)
-            if ans == answers[i]:
+            def eq(i):
+                if i in (6, 7):
+                    return grade78(ans, i)
+                else:
+                    return ans == answers[i]
+            if eq(i):
                 grade += 1
                 feedback += 'Correct.\n'
             else:
diff --git a/neo4j/source/autograder.py b/neo4j/source/autograder.py
index 3e7df4c..ecf25a4 100644
--- a/neo4j/source/autograder.py
+++ b/neo4j/source/autograder.py
@@ -13,16 +13,16 @@ def comparator(a, b):
     cmp = lambda x, y: 1 if x < y else -1 if x > y else 0
     try: 
         return cmp(a, b)
-    except Exception  as e:
+    except Exception:
         from collections.abc import Iterable
         def itcmp(a: Iterable, b: Iterable):
             if len(a) < len(b):
                     return -1
             elif len(a) == len(b):
                 for aa, bb in zip(a, b):
-                    cmp = comparator(aa, bb)
-                    if  cmp != 0: 
-                        return cmp
+                    c = comparator(aa, bb)
+                    if  c != 0: 
+                        return c
             else: return 1
             return 0