diff --git a/lib/haskell/natural4/src/LS/XPile/ExportTypes.hs b/lib/haskell/natural4/src/LS/XPile/ExportTypes.hs
index d08ee6456..9c59d79bf 100644
--- a/lib/haskell/natural4/src/LS/XPile/ExportTypes.hs
+++ b/lib/haskell/natural4/src/LS/XPile/ExportTypes.hs
@@ -426,8 +426,9 @@ instance ShowTypesJson JSchemaExp where
             nest 4 (brackets (hsep (punctuate comma (map (dquotes . pretty) enums))))
         ))
     showTypesJson (ExpTypeRecord tn fds) =
-        pprintJsonObj tn fds requiredFds
-            where requiredFds = "," <> nest 4 (showRequireds fds)
+        pprintJsonObj tn fds ""
+        -- ""
+        --     where requiredFds = "," <> nest 4 (showRequireds fds)
 
 pprintJsonObj :: (Pretty a, ShowTypesJson b) => a -> [b] -> Doc ann -> Doc ann
 pprintJsonObj key values final =
diff --git a/lib/haskell/natural4/test/Testcases/LogicalEnglish/filter-nla-atoms-subbed/actual.le b/lib/haskell/natural4/test/Testcases/LogicalEnglish/filter-nla-atoms-subbed/actual.le
new file mode 100644
index 000000000..283f11291
--- /dev/null
+++ b/lib/haskell/natural4/test/Testcases/LogicalEnglish/filter-nla-atoms-subbed/actual.le
@@ -0,0 +1,115 @@
+the target language is: prolog.
+
+the templates are:
+  *a some var* pred *a some var* 10,
+  *a number* <= *a number*,
+  *a date* is before *a date*,
+  *a date* is after *a date*,
+  *a date* is strictly before *a date*,
+  *a date* is strictly after *a date*,
+  *a class*'s *a field* is *a value*,
+  *a class*'s nested *a list of fields* is *a value*,
+  *a class*'s *a field0*'s *a field1* is *a value*,
+  *a class*'s *a field0*'s *a field1*'s *a field2* is *a value*,
+  *a class*'s *a field0*'s *a field1*'s *a field2*'s *a field3* is *a value*,
+  *a class*'s *a field0*'s *a field1*'s *a field2*'s *a field3*'s *a field4* is *a value*,
+  *a number* is a lower bound of *a list*,
+  *a number* is an upper bound of *a list*,
+  *a number* is the minimum of *a number* and the maximum of *a number* and *a number*,
+  the sum of *a list* does not exceed the minimum of *a list*,
+  *a number* does not exceed the minimum of *a list*.
+
+
+% Predefined stdlib for translating natural4 -> LE.
+the knowledge base lib includes:
+  a number <= an other number
+  if number =< other number.
+
+  % Note: LE's parsing of [H | T] is broken atm because it transforms that
+  % into [H, T] rather than the Prolog term [H | T].
+
+  % a class's nested [] is a value.
+
+  % a class's nested [a field | a fields] is a value
+  % if the class's the field is an other class
+  % and the other class's nested the fields is the value.
+
+  a d0 is before a d1
+  if d0 is a n days before d1
+  and n >= 0.
+
+  a d0 is strictly before a d1
+  if d0 is a n days before d1
+  and n > 0.
+
+  a d0 is after a d1
+  if d1 is before d0.
+
+  a d0 is strictly after a d1
+  if d1 is strictly before d0.
+
+  % Nested accessor predicates.
+  a class's a field is a value
+  if field is different from name
+  and field is different from id
+  and a class0's name is class
+    or class0's id is class
+  and class0's field is value.
+
+  a class's a field0's a field1 is a value
+  if class's field0 is a class0
+  and class0's field1 is value.
+
+  a class's a field0's a field1's a field2 is a value
+  if class's field0 is a class0
+  and class0's field1 is a class1
+  and class1's field2 is value.
+
+  a class's a field0's a field1's a field2's a field3 is a value
+  if class's field0 is a class0
+  and class0's field1 is a class1
+  and class1's field2 is a class2
+  and class2's field3 is value.
+
+  a class's a field0's a field1's a field2's a field3's a field4 is a value
+  if the class's field0 is a class0
+  and class0's field1 is a class1
+  and class1's field2 is a class2
+  and class2's field3 is a class3
+  and class3's field4 is value.
+
+  % Arithmetic predicates.
+  a number is an upper bound of a list
+  if for all cases in which
+     a X is in list
+     it is the case that
+      X is [a class, a field]
+          and class's field is a value
+          and number >= value
+        or number >= X.
+
+  a number is a lower bound of a list
+  if for all cases in which
+     a X is in list
+     it is the case that
+      X is [a class, a field]
+          and class's field is a value
+          and number =< value
+        or number =< X.
+
+  % number = min(x, max(y, z))
+  a number is the minimum of a x and the maximum of a y and a z
+  if a m is the maximum of [y, z]
+  and number is the minimum of [x, m].
+
+  a number does not exceed the minimum of a list of numbers
+  if a min is the minimum of list of numbers
+  and number =< min.
+
+  the sum of a list does not exceed the minimum of a other list
+  if a x is the sum of list 
+  and x does not exceed the minimum of other list.
+
+the knowledge base rules includes:
+  subbed by something pred a some var 10
+  if some var pred some var 10.
\ No newline at end of file
diff --git a/lib/haskell/natural4/test/Testcases/LogicalEnglish/filter-nla-atoms-subbed/config.yml b/lib/haskell/natural4/test/Testcases/LogicalEnglish/filter-nla-atoms-subbed/config.yml
new file mode 100644
index 000000000..fb25fe855
--- /dev/null
+++ b/lib/haskell/natural4/test/Testcases/LogicalEnglish/filter-nla-atoms-subbed/config.yml
@@ -0,0 +1,2 @@
+description: "two conditions that are the same, except that one param in one condition got subbed by an atom / constant"
+enabled: true
\ No newline at end of file
diff --git a/lib/haskell/natural4/test/Testcases/LogicalEnglish/filter-nla-atoms-subbed/expected.le b/lib/haskell/natural4/test/Testcases/LogicalEnglish/filter-nla-atoms-subbed/expected.le
new file mode 100644
index 000000000..283f11291
--- /dev/null
+++ b/lib/haskell/natural4/test/Testcases/LogicalEnglish/filter-nla-atoms-subbed/expected.le
@@ -0,0 +1,115 @@
+the target language is: prolog.
+
+the templates are:
+  *a some var* pred *a some var* 10,
+  *a number* <= *a number*,
+  *a date* is before *a date*,
+  *a date* is after *a date*,
+  *a date* is strictly before *a date*,
+  *a date* is strictly after *a date*,
+  *a class*'s *a field* is *a value*,
+  *a class*'s nested *a list of fields* is *a value*,
+  *a class*'s *a field0*'s *a field1* is *a value*,
+  *a class*'s *a field0*'s *a field1*'s *a field2* is *a value*,
+  *a class*'s *a field0*'s *a field1*'s *a field2*'s *a field3* is *a value*,
+  *a class*'s *a field0*'s *a field1*'s *a field2*'s *a field3*'s *a field4* is *a value*,
+  *a number* is a lower bound of *a list*,
+  *a number* is an upper bound of *a list*,
+  *a number* is the minimum of *a number* and the maximum of *a number* and *a number*,
+  the sum of *a list* does not exceed the minimum of *a list*,
+  *a number* does not exceed the minimum of *a list*.
+
+
+% Predefined stdlib for translating natural4 -> LE.
+the knowledge base lib includes:
+  a number <= an other number
+  if number =< other number.
+
+  % Note: LE's parsing of [H | T] is broken atm because it transforms that
+  % into [H, T] rather than the Prolog term [H | T].
+
+  % a class's nested [] is a value.
+
+  % a class's nested [a field | a fields] is a value
+  % if the class's the field is an other class
+  % and the other class's nested the fields is the value.
+
+  a d0 is before a d1
+  if d0 is a n days before d1
+  and n >= 0.
+
+  a d0 is strictly before a d1
+  if d0 is a n days before d1
+  and n > 0.
+
+  a d0 is after a d1
+  if d1 is before d0.
+
+  a d0 is strictly after a d1
+  if d1 is strictly before d0.
+
+  % Nested accessor predicates.
+  a class's a field is a value
+  if field is different from name
+  and field is different from id
+  and a class0's name is class
+    or class0's id is class
+  and class0's field is value.
+
+  a class's a field0's a field1 is a value
+  if class's field0 is a class0
+  and class0's field1 is value.
+
+  a class's a field0's a field1's a field2 is a value
+  if class's field0 is a class0
+  and class0's field1 is a class1
+  and class1's field2 is value.
+
+  a class's a field0's a field1's a field2's a field3 is a value
+  if class's field0 is a class0
+  and class0's field1 is a class1
+  and class1's field2 is a class2
+  and class2's field3 is value.
+
+  a class's a field0's a field1's a field2's a field3's a field4 is a value
+  if the class's field0 is a class0
+  and class0's field1 is a class1
+  and class1's field2 is a class2
+  and class2's field3 is a class3
+  and class3's field4 is value.
+
+  % Arithmetic predicates.
+  a number is an upper bound of a list
+  if for all cases in which
+     a X is in list
+     it is the case that
+      X is [a class, a field]
+          and class's field is a value
+          and number >= value
+        or number >= X.
+
+  a number is a lower bound of a list
+  if for all cases in which
+     a X is in list
+     it is the case that
+      X is [a class, a field]
+          and class's field is a value
+          and number =< value
+        or number =< X.
+
+  % number = min(x, max(y, z))
+  a number is the minimum of a x and the maximum of a y and a z
+  if a m is the maximum of [y, z]
+  and number is the minimum of [x, m].
+
+  a number does not exceed the minimum of a list of numbers
+  if a min is the minimum of list of numbers
+  and number =< min.
+
+  the sum of a list does not exceed the minimum of a other list
+  if a x is the sum of list 
+  and x does not exceed the minimum of other list.
+
+the knowledge base rules includes:
+  subbed by something pred a some var 10
+  if some var pred some var 10.
\ No newline at end of file
diff --git a/lib/haskell/natural4/test/Testcases/LogicalEnglish/filter-nla-atoms-subbed/filter-nla-atoms-subbed.csv b/lib/haskell/natural4/test/Testcases/LogicalEnglish/filter-nla-atoms-subbed/filter-nla-atoms-subbed.csv
new file mode 100644
index 000000000..95594dbf0
--- /dev/null
+++ b/lib/haskell/natural4/test/Testcases/LogicalEnglish/filter-nla-atoms-subbed/filter-nla-atoms-subbed.csv
@@ -0,0 +1,3 @@
+GIVEN,some var,
+DECIDE,subbed by something,pred,some var,10,
+IF,some var,pred,some var,10,
\ No newline at end of file
diff --git a/lib/haskell/natural4/test/Testcases/LogicalEnglish/filtering-will-not-remove-all-nlas-in-eq-class/actual.le b/lib/haskell/natural4/test/Testcases/LogicalEnglish/filtering-will-not-remove-all-nlas-in-eq-class/actual.le
index 0972752e5..9e1e2c55b 100644
--- a/lib/haskell/natural4/test/Testcases/LogicalEnglish/filtering-will-not-remove-all-nlas-in-eq-class/actual.le
+++ b/lib/haskell/natural4/test/Testcases/LogicalEnglish/filtering-will-not-remove-all-nlas-in-eq-class/actual.le
@@ -1,7 +1,7 @@
 the target language is: prolog.
 
 the templates are:
-  
+  *a add savings* bleh 100,
   *a number* <= *a number*,
   *a date* is before *a date*,
   *a date* is after *a date*,
@@ -111,5 +111,5 @@ the knowledge base lib includes:
   and x does not exceed the minimum of other list.
 
 the knowledge base rules includes:
-  a total savings is 100
-  if a add savings is 200.
\ No newline at end of file
+  a total savings bleh 100
+  if a add savings bleh 100.
\ No newline at end of file
diff --git a/lib/haskell/natural4/test/Testcases/LogicalEnglish/filtering-will-not-remove-all-nlas-in-eq-class/expected.le b/lib/haskell/natural4/test/Testcases/LogicalEnglish/filtering-will-not-remove-all-nlas-in-eq-class/expected.le
index 0972752e5..9e1e2c55b 100644
--- a/lib/haskell/natural4/test/Testcases/LogicalEnglish/filtering-will-not-remove-all-nlas-in-eq-class/expected.le
+++ b/lib/haskell/natural4/test/Testcases/LogicalEnglish/filtering-will-not-remove-all-nlas-in-eq-class/expected.le
@@ -1,7 +1,7 @@
 the target language is: prolog.
 
 the templates are:
-  
+  *a add savings* bleh 100,
   *a number* <= *a number*,
   *a date* is before *a date*,
   *a date* is after *a date*,
@@ -111,5 +111,5 @@ the knowledge base lib includes:
   and x does not exceed the minimum of other list.
 
 the knowledge base rules includes:
-  a total savings is 100
-  if a add savings is 200.
\ No newline at end of file
+  a total savings bleh 100
+  if a add savings bleh 100.
\ No newline at end of file
diff --git a/lib/haskell/natural4/test/Testcases/LogicalEnglish/filtering-will-not-remove-all-nlas-in-eq-class/filtering-will-not-remove-all-nlas-in-eq-class.csv b/lib/haskell/natural4/test/Testcases/LogicalEnglish/filtering-will-not-remove-all-nlas-in-eq-class/filtering-will-not-remove-all-nlas-in-eq-class.csv
index cda52fb9d..fb94598fc 100644
--- a/lib/haskell/natural4/test/Testcases/LogicalEnglish/filtering-will-not-remove-all-nlas-in-eq-class/filtering-will-not-remove-all-nlas-in-eq-class.csv
+++ b/lib/haskell/natural4/test/Testcases/LogicalEnglish/filtering-will-not-remove-all-nlas-in-eq-class/filtering-will-not-remove-all-nlas-in-eq-class.csv
@@ -1,4 +1,4 @@
 GIVEN,total savings,IS A,Total Savings
 ,add savings,IS A,Add Savings
-DECIDE,total savings,IS,100
-IF,add savings,IS,200
\ No newline at end of file
+DECIDE,total savings,bleh,100
+IF,add savings,bleh,100
\ No newline at end of file