diff --git a/sudoku/__init__.py b/sudoku/__init__.py
index 9c8c3fe..25cc3a1 100644
--- a/sudoku/__init__.py
+++ b/sudoku/__init__.py
@@ -19,23 +19,3 @@
     get_solver,
     solve,
 )
-
-
-input_string = """
-    +-------+-------+-------+
-    | 4 . . | . . . | 8 . 5 |
-    | . 3 . | . . . | . . . |
-    | . . . | 7 . . | . . . |
-    +-------+-------+-------+
-    | . 2 . | . . . | . 6 . |
-    | . . . | . 8 . | 4 . . |
-    | . . . | . 1 . | . . . |
-    +-------+-------+-------+
-    | . . . | 6 . 3 | . 7 . |
-    | 5 . . | 2 . . | . . . |
-    | 1 . 4 | . . . | . . . |
-    +-------+-------+-------+
-"""
-
-ds = DictSudoku.from_string(input_string)
-ms = MatrixSudoku.from_string(input_string)