diff --git a/src/utils/latl/grammar.js b/src/utils/latl/grammar.js
index cceab65..92e653a 100644
--- a/src/utils/latl/grammar.js
+++ b/src/utils/latl/grammar.js
@@ -25,8 +25,10 @@ var grammar = {
     {"name": "main$ebnf$1$subexpression$1", "symbols": ["_", "statement"]},
     {"name": "main$ebnf$1", "symbols": ["main$ebnf$1", "main$ebnf$1$subexpression$1"], "postprocess": function arrpush(d) {return d[0].concat([d[1]]);}},
     {"name": "main", "symbols": ["main$ebnf$1", "_"], "postprocess":  pipe(
-          getTerminal,
           clearNull,
+          // recursive call to fix repeat?
+          d => d.map(t => t && t.length === 1 && t[0] ? t[0] : t),
+          d => d.map(t => t && t.length === 1 && t[0] ? t[0] : t),
           flag('main'), 
           getTerminal,
         ) },
@@ -38,26 +40,36 @@ var grammar = {
     {"name": "equal", "symbols": [(lexer.has("equal") ? {type: "equal"} : equal)], "postprocess": remove},
     {"name": "statement", "symbols": ["comment"]},
     {"name": "statement", "symbols": ["definition"], "postprocess":  pipe(
-          objFromArr
+          d => d.flatMap(u => u && u.length ? u.filter(t => t && t.type !== 'comma' && t.type !== 'kwSet') : u),
+          // recursive call to fit repeat?
+          d => d.map(t => t && t.length === 1 && t[0] ? t[0] : t),
+          d => d.map(t => t && t.length === 1 && t[0] ? t[0] : t),
+          // may split from other definition statements
+          d => d.map(t => t && t.length > 1 ? ({ type: 'set', ...objFromArr(t) }) :  null)
         ) },
     {"name": "comment", "symbols": [(lexer.has("comment") ? {type: "comment"} : comment)], "postprocess": pipe(getTerminal, remove)},
-    {"name": "definition", "symbols": [(lexer.has("kwSet") ? {type: "kwSet"} : kwSet), "__", "setDefinition"], "postprocess":  pipe(
-          d => ({[d[0].value]: objFromArr(d[2]) }),
+    {"name": "definition$ebnf$1", "symbols": []},
+    {"name": "definition$ebnf$1$subexpression$1", "symbols": ["setDefinition", (lexer.has("comma") ? {type: "comma"} : comma), "__"]},
+    {"name": "definition$ebnf$1", "symbols": ["definition$ebnf$1", "definition$ebnf$1$subexpression$1"], "postprocess": function arrpush(d) {return d[0].concat([d[1]]);}},
+    {"name": "definition", "symbols": [(lexer.has("kwSet") ? {type: "kwSet"} : kwSet), "__", "definition$ebnf$1", "setDefinition"], "postprocess":  pipe(
+          // not yet sure why this call is required twice
+          d => d.map(u => u && u.length ? u.filter(t => t && t.type !== 'comma' && t.type !== 'kwSet') : u),
+          d => d.map(u => u && u.length ? u.filter(t => t && t.type !== 'comma' && t.type !== 'kwSet') : u),
+          d => d.map(u => u && u.length ? u.map(v => v.length ? v.filter(t => t && t.type !== 'comma' && t.type !== 'kwSet')[0] : v) : u),
+          clearNull,
         ) },
-    {"name": "setDefinition$ebnf$1", "symbols": []},
-    {"name": "setDefinition$ebnf$1$subexpression$1", "symbols": [(lexer.has("setIdentifier") ? {type: "setIdentifier"} : setIdentifier), "__", "equal", "__", "setExpression", (lexer.has("comma") ? {type: "comma"} : comma), "__"]},
-    {"name": "setDefinition$ebnf$1", "symbols": ["setDefinition$ebnf$1", "setDefinition$ebnf$1$subexpression$1"], "postprocess": function arrpush(d) {return d[0].concat([d[1]]);}},
-    {"name": "setDefinition", "symbols": ["setDefinition$ebnf$1", (lexer.has("setIdentifier") ? {type: "setIdentifier"} : setIdentifier), "__", "equal", "__", "setExpression"], "postprocess":  
+    {"name": "setDefinition", "symbols": [(lexer.has("setIdentifier") ? {type: "setIdentifier"} : setIdentifier), "__", "equal", "__", "setExpression"], "postprocess":  
         pipe(
           d => d.filter(t => !!t && t.length !== 0),
           d => d.map(t => t.type === 'setIdentifier' ? { setIdentifier: t.toString() } : t),
-          d => d.map(t => t && t.length && t[0].hasOwnProperty('setExpression') ? t[0] : t)
+          d => d.map(t => t && t.length && t[0].hasOwnProperty('setExpression') ? t[0] : t),
         )    
                         },
     {"name": "setExpression", "symbols": [(lexer.has("openSquareBracket") ? {type: "openSquareBracket"} : openSquareBracket), "_", "phoneList", "_", (lexer.has("closeSquareBracket") ? {type: "closeSquareBracket"} : closeSquareBracket)], "postprocess":  
         pipe(
-          d => d.filter(t => t && t.length), 
-          d => d.map(t => t.map(u => u[0])), 
+          // filters commas and whitespace
+          d => d.filter(t => t && t.length),
+          d => d.map(t => t.map(u => u[0])),
           flag('setExpression') 
         ) },
     {"name": "phoneList$ebnf$1", "symbols": []},
diff --git a/src/utils/latl/grammar.ne b/src/utils/latl/grammar.ne
index 1fd3f1b..cdbf5e0 100644
--- a/src/utils/latl/grammar.ne
+++ b/src/utils/latl/grammar.ne
@@ -20,8 +20,10 @@
 
 main            -> (_ statement):* _
   {% pipe(
-    getTerminal,
     clearNull,
+    // recursive call to fix repeat?
+    d => d.map(t => t && t.length === 1 && t[0] ? t[0] : t),
+    d => d.map(t => t && t.length === 1 && t[0] ? t[0] : t),
     flag('main'), 
     getTerminal,
   ) %}
@@ -37,31 +39,40 @@ equal           -> %equal
 
 statement       -> comment | definition
   {% pipe(
-    objFromArr
+    d => d.flatMap(u => u && u.length ? u.filter(t => t && t.type !== 'comma' && t.type !== 'kwSet') : u),
+    // recursive call to fit repeat?
+    d => d.map(t => t && t.length === 1 && t[0] ? t[0] : t),
+    d => d.map(t => t && t.length === 1 && t[0] ? t[0] : t),
+    // may split from other definition statements
+    d => d.map(t => t && t.length > 1 ? ({ type: 'set', ...objFromArr(t) }) :  null)
   ) %}
 
 comment         -> %comment 
   {% pipe(getTerminal, remove) %}
 
 # SETS
-definition      -> %kwSet __ setDefinition 
+definition      -> %kwSet __ (setDefinition %comma __):* setDefinition
                 {% pipe(
-                  d => ({[d[0].value]: objFromArr(d[2]) }),
+                  // not yet sure why this call is required twice
+                  d => d.map(u => u && u.length ? u.filter(t => t && t.type !== 'comma' && t.type !== 'kwSet') : u),
+                  d => d.map(u => u && u.length ? u.filter(t => t && t.type !== 'comma' && t.type !== 'kwSet') : u),
+                  d => d.map(u => u && u.length ? u.map(v => v.length ? v.filter(t => t && t.type !== 'comma' && t.type !== 'kwSet')[0] : v) : u),
+                  clearNull,
                 ) %}
-                # {% flag('definition') %}
-setDefinition   -> (%setIdentifier __ equal __ setExpression %comma __):* %setIdentifier __ equal __ setExpression
+setDefinition   -> %setIdentifier __ equal __ setExpression
                 {% 
                   pipe(
                     d => d.filter(t => !!t && t.length !== 0),
                     d => d.map(t => t.type === 'setIdentifier' ? { setIdentifier: t.toString() } : t),
-                    d => d.map(t => t && t.length && t[0].hasOwnProperty('setExpression') ? t[0] : t)
+                    d => d.map(t => t && t.length && t[0].hasOwnProperty('setExpression') ? t[0] : t),
                   )    
                 %}
 setExpression   -> %openSquareBracket _ phoneList _ %closeSquareBracket
                 {% 
                   pipe(
-                    d => d.filter(t => t && t.length), 
-                    d => d.map(t => t.map(u => u[0])), 
+                    // filters commas and whitespace
+                    d => d.filter(t => t && t.length),
+                    d => d.map(t => t.map(u => u[0])),
                     flag('setExpression') 
                   ) %}
 phoneList       -> (%phone (%comma _):* ):*
diff --git a/src/utils/latl/test/assertionData.js b/src/utils/latl/test/assertionData.js
index fedfa8c..f80be9a 100644
--- a/src/utils/latl/test/assertionData.js
+++ b/src/utils/latl/test/assertionData.js
@@ -33,10 +33,9 @@ export const assertionData = {
     AST: {
       main: [
         {
-          set: {
-            setIdentifier: 'NASAL_PULMONIC_CONSONANTS',
-            setExpression: [ 'm̥', 'm', 'ɱ' ]
-          }
+          type: 'set', 
+          setIdentifier: 'NASAL_PULMONIC_CONSONANTS',
+          setExpression: [ 'm̥', 'm', 'ɱ' ]
         }
       ]
     }
@@ -161,17 +160,15 @@ set NASAL_PULMONIC_CONSONANTS               = [ m̥, m, ɱ, n̼, n̥, n, ɳ̊, 
     ],
     AST: {
       main: [
-        { 
-          set: [
-            {
-              setIdentifier: 'NASAL_PULMONIC_CONSONANTS',
-              items: [ 'm̥', 'm', 'ɱ', 'n̼', 'n̥', 'n', 'ɳ̊', 'ɳ', 'ɲ̊', 'ɲ', `ŋ`, ' ̊ŋ', 'ɴ' ]
-            },
-            {
-              setIdentifier: 'STOP_PULMONIC_CONSONANTS',
-              items: [ 'p', 'b', 'p̪', 'b̪', 't̼', 'd̼', 't', 'd', 'ʈ', 'ɖ', 'c', 'ɟ', 'k', 'ɡ', 'q', 'ɢ', 'ʡ', 'ʔ' ]
-            }
-          ]
+        {
+          type: 'set',
+          setIdentifier: 'NASAL_PULMONIC_CONSONANTS',
+          setExpression: [ 'm̥', 'm', 'ɱ', 'n̼', 'n̥', 'n', 'ɳ̊', 'ɳ', 'ɲ̊', 'ɲ', 'ŋ', '̊ŋ', 'ɴ' ]
+        },
+        {
+          type: 'set',
+          setIdentifier: 'STOP_PULMONIC_CONSONANTS',
+          setExpression: [ 'p', 'b', 'p̪', 'b̪', 't̼', 'd̼', 't', 'd', 'ʈ', 'ɖ', 'c', 'ɟ', 'k', 'ɡ', 'q', 'ɢ', 'ʡ', 'ʔ' ]
         }
       ]
     }