diff --git a/examples/tictactoe/tictacteacher.py b/examples/tictactoe/tictacteacher.py
index 00cc38edb72d4ff1564fe75d65821e2c4d1ae858..305228aa5cf8ac96f84dd3983d987ab4b1e0e9a4 100644
--- a/examples/tictactoe/tictacteacher.py
+++ b/examples/tictactoe/tictacteacher.py
@@ -51,7 +51,7 @@ class TicTacToeTeacher(AbstractTeacher):
             sys.exit()
 
         #self._socket.setblocking(0)
-        self._socket.settimeout(1) # 1 second timeout, for quiescence
+        self._socket.settimeout(0.5) # second timeout, for quiescence
 
         #logging.basicConfig(level=logging.DEBUG)
         logger = logging.getLogger(__name__)
diff --git a/learning/learning.py b/learning/learning.py
index 136d158d76c92c3a859c951941e414cfb0e1638f..7f25e5daa0f456a8c331ff0123aa274c32db2093 100644
--- a/learning/learning.py
+++ b/learning/learning.py
@@ -342,8 +342,6 @@ class LearningAlgorithm:
                                     self._teacher.getOutputAlphabet().copy(),
                                     self._teacher.getQuiescence(),
                                     chaos)
-        #if not chaos:
-        #    print(rows)
         # assign to each equivalence class a state number
         # start with equivalence class of empty trace to 0
         assignments = {():0}
@@ -362,8 +360,6 @@ class LearningAlgorithm:
             for label in allLabels:
                 # create row and search it in the table
                 extension = row + (label,)
-                #if not chaos:
-                #    print(extension)
                 if self._table.isInRows(extension):
                     for target in rows:
                         found = False
@@ -372,6 +368,7 @@ class LearningAlgorithm:
                         if self._table._moreSpecificRow(extension, target, chaos):
                             hyp.addTransition(assignments[row], label,
                                               assignments[target])
+
                             found = True
                             break
                     if not found:
diff --git a/systems/implementations.py b/systems/implementations.py
index 1fcdedf8072a4426b22c1e94e2bbb227700fb69c..1f7c55ca8651c9c71c8a6dfd56942f5f0ec4644b 100644
--- a/systems/implementations.py
+++ b/systems/implementations.py
@@ -130,14 +130,14 @@ class InputOutputLTS(AbstractIOLTS):
         validState1 = state1 < self._numstates and state1 >= 0
         validState2 = state2 < self._numstates and state2 >= 0
         if validState1 and validState2:
-            if label in self._inputs or label in self._outputs:
+            #if label in self._inputs: #or label in self._outputs:
                 key = (state1, label)
                 if key in self._transitions.keys():
                     self._transitions[key].add(state2)
                 else:
                     self._transitions[key] = set([state2])
-            else:
-                success = False
+            #else:
+            #    success = False
         else:
             success = False
         return success
diff --git a/tests/InputOutputLTS_test.py b/tests/InputOutputLTS_test.py
index 8cefc56c282043ffe2dd5192f0630deb0707db78..daebeb4c76d377c19d21d0ac5d6174c4693a7086 100644
--- a/tests/InputOutputLTS_test.py
+++ b/tests/InputOutputLTS_test.py
@@ -48,7 +48,7 @@ class TestImplementations:
         success = I3.addTransition(1,'a',2)
         assert_equal(success, True)
         success = I3.addTransition(1,'c',2)
-        assert_equal(success, False)
+        assert_equal(success, True)
         success = I3.addTransition(-1,'a',2)
         assert_equal(success, False)
         success = I3.addTransition(1,'b',4)