diff --git a/board.py b/board.py
index b3bd628..4bd586a 100644
--- a/board.py
+++ b/board.py
@@ -54,6 +54,20 @@ class Board:
         return np.array(board).reshape(1,-1)
 
 
+    # quack-fatter
+    @staticmethod
+    def board_features_quack_norm(board, player):
+        board = list(board)
+        positives = [x if x > 0 else 0 for x in board]
+        negatives = [x if x < 0 else 0 for x in board]
+        board[0] = board[0] / 2
+        board[25] = board[25] / 2
+        board = [board[x] / 15 for x in range(1,25)]
+        board.append(15 - sum(positives))
+        board.append(-15 - sum(negatives))
+        board += ([1, 0] if np.sign(player) > 0 else [0, 1])
+        return np.array(board).reshape(1, -1)
+
     # tesauro
     @staticmethod
     def board_features_tesauro(board, cur_player):
diff --git a/network.py b/network.py
index 5945eb9..0682fda 100644
--- a/network.py
+++ b/network.py
@@ -17,7 +17,8 @@ class Network:
     board_reps = {
         'quack-fat' : (30, Board.board_features_quack_fat),
         'quack'     : (28, Board.board_features_quack),
-        'tesauro'   : (198, Board.board_features_tesauro)
+        'tesauro'   : (198, Board.board_features_tesauro),
+        'quack-norm': (30, Board.board_features_quack_norm)
     }
 
     def custom_tanh(self, x, name=None):