diff --git a/pigeon_magnet_solver/board.py b/pigeon_magnet_solver/board.py
index 6835516..7d46c9a 100644
--- a/pigeon_magnet_solver/board.py
+++ b/pigeon_magnet_solver/board.py
@@ -43,5 +43,34 @@ class Board:
             for button in self.buttons
         ), "Invalid buttons!"
 
+    def __str__(self) -> str:
+        result = "\n".join(self.rows)
+        result = result\
+            .replace("0", "⚪️")\
+            .replace("1", "🟢️")\
+            .replace("x", "⚫️")
+        return result
+
+    @property
+    def columns(self) -> tuple[str, ...]:
+        return tuple(
+            "".join(row[x] for row in self.rows)
+            for x in range(self.width)
+        )
+
+    @property
+    def binary_repr(self) -> tuple[int, ...]:
+        return tuple(
+            int(column.replace("x", "0")[::-1], base=2)
+            for column in self.columns
+        )
+
+    @property
+    def solution_class(self) -> tuple[int, ...]:
+        return tuple(
+            column.count("1")
+            for column in self.columns
+        )
+
     def click(self, index: int) -> None:
         pass
diff --git a/pigeon_magnet_solver/main.py b/pigeon_magnet_solver/main.py
new file mode 100755
index 0000000..cf20f81
--- /dev/null
+++ b/pigeon_magnet_solver/main.py
@@ -0,0 +1,13 @@
+#!/usr/bin/python3
+
+from .board import Board
+
+
+def main() -> None:
+    board = Board.default_puzzle
+
+    print(board)
+
+
+if __name__ == "__main__":
+    main()
diff --git a/tests/test_board.py b/tests/test_board.py
index 55fcf14..9b3c5fd 100644
--- a/tests/test_board.py
+++ b/tests/test_board.py
@@ -4,5 +4,9 @@ from pigeon_magnet_solver.board import Board
 def test_default():
     board = Board.default_puzzle
 
-    assert board.width == 3, "Wrong width"
     assert board.height == 4, "Wrong height"
+    assert board.width == 3, "Wrong width"
+
+    assert board.columns == ("001x", "1101", "110x"), "Wrong columns"
+    assert board.binary_repr == (4, 11, 3), "Wrong binary repr"
+    assert board.solution_class == (1, 3, 2), "Wrong solution class"