diff --git a/iq_mini_4489/src/data.json b/iq_mini_4489/src/data.json
index 3bebc0e..8e6c6ba 100644
--- a/iq_mini_4489/src/data.json
+++ b/iq_mini_4489/src/data.json
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new file mode 100644
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+  },
+  {
+    "pinA": [3, 1],
+    "pinB": [4, 2],
+    "pinC": [0, 3],
+    "solution_count": 1
+  },
+  {
+    "pinA": [1, 3],
+    "pinB": [0, 2],
+    "pinC": [3, 0],
+    "solution_count": 1
+  },
+  {
+    "pinA": [3, 3],
+    "pinB": [2, 4],
+    "pinC": [0, 1],
+    "solution_count": 1
+  },
+  {
+    "pinA": [3, 1],
+    "pinB": [4, 2],
+    "pinC": [1, 4],
+    "solution_count": 1
+  },
+  {
+    "pinA": [1, 3],
+    "pinB": [4, 1],
+    "pinC": [2, 4],
+    "solution_count": 1
+  },
+  {
+    "pinA": [3, 3],
+    "pinB": [1, 0],
+    "pinC": [4, 2],
+    "solution_count": 1
+  },
+  {
+    "pinA": [3, 1],
+    "pinB": [0, 3],
+    "pinC": [2, 0],
+    "solution_count": 1
+  },
+  {
+    "pinA": [1, 3],
+    "pinB": [4, 1],
+    "pinC": [0, 2],
+    "solution_count": 1
+  },
+  {
+    "pinA": [3, 3],
+    "pinB": [1, 0],
+    "pinC": [2, 4],
+    "solution_count": 1
+  },
+  {
+    "pinA": [3, 1],
+    "pinB": [0, 3],
+    "pinC": [4, 2],
+    "solution_count": 1
+  },
+  {
+    "pinA": [1, 3],
+    "pinB": [1, 0],
+    "pinC": [0, 4],
+    "solution_count": 1
+  },
+  {
+    "pinA": [3, 3],
+    "pinB": [0, 3],
+    "pinC": [4, 4],
+    "solution_count": 1
+  },
+  {
+    "pinA": [3, 1],
+    "pinB": [3, 4],
+    "pinC": [4, 0],
+    "solution_count": 1
+  },
+  {
+    "pinA": [1, 3],
+    "pinB": [3, 0],
+    "pinC": [2, 4],
+    "solution_count": 1
+  },
+  {
+    "pinA": [3, 3],
+    "pinB": [0, 1],
+    "pinC": [4, 2],
+    "solution_count": 1
+  },
+  {
+    "pinA": [3, 1],
+    "pinB": [1, 4],
+    "pinC": [2, 0],
+    "solution_count": 1
+  },
+  {
+    "pinA": [1, 3],
+    "pinB": [3, 0],
+    "pinC": [0, 2],
+    "solution_count": 1
+  },
+  {
+    "pinA": [3, 3],
+    "pinB": [0, 1],
+    "pinC": [2, 4],
+    "solution_count": 1
+  },
+  {
+    "pinA": [3, 1],
+    "pinB": [1, 4],
+    "pinC": [4, 2],
+    "solution_count": 1
+  }
+]
diff --git a/iq_mini_4489/src/data_extender.py b/iq_mini_4489/src/data_extender.py
new file mode 100644
index 0000000..0eb6961
--- /dev/null
+++ b/iq_mini_4489/src/data_extender.py
@@ -0,0 +1,87 @@
+import json
+
+def rotate_90(position):
+    """
+    Rotate (pinA, pinB) by 90 degrees around the center of a 5x5 board.
+    Formula: (pinA, pinB) -> (pinB, 4 - pinA)
+    """
+    pinA, pinB = position
+    return (pinB, 4 - pinA)
+
+def rotate_all_rotations(pins):
+    """
+    Generate all unique rotations (90, 180, 270 degrees) of the given pin positions.
+    Returns a list of rotated pin sets.
+    """
+    rotated_pins = []
+    current_pins = pins.copy()
+    for _ in range(3):  # Rotate 3 times (90, 180, 270 degrees)
+        current_pins = [rotate_90(pin) for pin in current_pins]
+        rotated_pins.append(current_pins.copy())
+    return rotated_pins
+
+def pins_to_tuple(entry):
+    # Convert each pin's coordinates to tuples for immutability
+    return (
+        tuple(entry['pinA']),
+        tuple(entry['pinB']),
+        tuple(entry['pinC'])
+    )
+
+def main():
+    # Load existing data
+    with open('data.json', 'r') as f:
+        data = json.load(f)
+    
+    # Initialize a set to track existing forbidden pin sets to avoid duplicates
+    existing_pins_set = set()
+    
+    # Populate the existing_pins_set with the original data
+    for entry in data:
+        pins_tuple = pins_to_tuple(entry)
+        existing_pins_set.add(pins_tuple)
+    
+    # List to hold new rotated entries
+    new_entries = []
+    
+    # Iterate over the existing data and generate rotated entries
+    for entry in data:
+        pinA = tuple(entry['pinA'])
+        pinB = tuple(entry['pinB'])
+        pinC = tuple(entry['pinC'])
+        
+        base_pins = [pinA, pinB, pinC]
+        
+        # Generate all rotated versions
+        rotated_versions = rotate_all_rotations(base_pins)
+        
+        for rotated in rotated_versions:
+            rotated_pinA, rotated_pinB, rotated_pinC = rotated
+            rotated_entry = {
+                'pinA': list(rotated_pinA),
+                'pinB': list(rotated_pinB),
+                'pinC': list(rotated_pinC),
+                'solution_count': entry['solution_count']
+            }
+            rotated_pins_tuple = (
+                tuple(rotated_entry['pinA']),
+                tuple(rotated_entry['pinB']),
+                tuple(rotated_entry['pinC'])
+            )
+            if rotated_pins_tuple not in existing_pins_set:
+                new_entries.append(rotated_entry)
+                existing_pins_set.add(rotated_pins_tuple)
+    
+    print(f"Added {len(new_entries)} rotated entries.")
+    
+    # Combine original data with new rotated entries
+    extended_data = data + new_entries
+    
+    # Save the extended data to a new JSON file
+    with open('data_extended.json', 'w') as f:
+        json.dump(extended_data, f, indent=4)
+    
+    print("Extended data saved to 'data_extended.json'.")
+
+if __name__ == "__main__":
+    main()