diff --git a/src/reducers/reducer.init.js b/src/reducers/reducer.init.js
index dad87cb..29c917e 100644
--- a/src/reducers/reducer.init.js
+++ b/src/reducers/reducer.init.js
@@ -14,7 +14,7 @@ export const initState = (changesArgument: number): stateType => {
           '[+ occlusive - nasal]>[+ occlusive + nasal]/n_.',
           'a>ɯ/._#',
           '[+ sonorant - low rounded high back]>0/._.',
-          // '[+ nasal][+ obstruent]>[+ nasal obstruent aspirated ]/#_.',
+          '[+ obstruent]>[+ obstruent aspirated ]/#_.',
           // 'nn>nun/._.',
           // '[+ sonorant rounded]>[+ sonorant - rounded]/._#'
         ]
@@ -74,8 +74,8 @@ export const initState = (changesArgument: number): stateType => {
     occlusive: { positive:[ state.phones.t, state.phones.n, state.phones.t.ʰ ], negative: [] },
     coronal: { positive:[ state.phones.t, state.phones.n, state.phones.t.ʰ ], negative: [] },
     obstruent: { positive:[ state.phones.t, state.phones.n, state.phones.t.ʰ ], negative: [] },
-    nasal: { positive:[ state.phones.n ], negative: [] },
-    aspirated: { positive:[ state.phones.t.ʰ ], negative: [] },
+    nasal: { positive:[ state.phones.n ], negative: [state.phones.t, state.phones.t.ʰ] },
+    aspirated: { positive:[ state.phones.t.ʰ ], negative: [ state.phones.t ] },
   }
   state.lexicon = [
       {lexeme: 'anta', epoch: state.epochs[0]}, 
diff --git a/src/reducers/reducer.results.js b/src/reducers/reducer.results.js
index e64c695..c1d8aa5 100644
--- a/src/reducers/reducer.results.js
+++ b/src/reducers/reducer.results.js
@@ -214,7 +214,6 @@ export const run = (state: stateType, action: resultsAction): stateType => {
   const lexiconBundle = formBundleFromLexicon(lexicon)(phones); 
   const passResults = transformLexicon(lexiconBundle)(ruleBundle)(features);
   const stringifiedPassResults = passResults.map(stringifyResults);
-  console.log(passResults)
   const pass = {
     pass: epoch.name,
     lexicon: stringifiedPassResults
diff --git a/src/reducers/reducer.results.test.js b/src/reducers/reducer.results.test.js
index cd62116..30de2fd 100644
--- a/src/reducers/reducer.results.test.js
+++ b/src/reducers/reducer.results.test.js
@@ -124,6 +124,19 @@ describe('Results', () => {
       }
     ]);
   });
+
+  it('results returned through fourth sound change rule', () => {
+    const action = {type: 'RUN'};
+    state = initState(4)
+    expect(stateReducer(state, action).results).toEqual([
+      {
+        pass: 'epoch 1',
+        lexicon: [
+          'annɯ', 'anat', 'ant', 'annɯ', 'tʰan', 'nnɯ'
+        ]
+      }
+    ]);
+  });
   
   // if('results returned from sound change suite', () => {
   //   const action = {type: 'RUN'};