diff --git a/event_interpreter.py b/event_interpreter.py
new file mode 100644
index 0000000..b272cf9
--- /dev/null
+++ b/event_interpreter.py
@@ -0,0 +1,25 @@
+import pygame
+
+
+def interpret( event ):
+
+    # remove this after adding code
+    pass
+
+    # key press interpretation here
+    # add calls to sapper object's movement functions
+    # TODO : key press interpretation goes here
+
+
+#
+#   TINY SAMPLE FROM MY PYGAME TEST
+#   (had trouble with figuring this out)
+#
+#   # this part is true, when you press a key down
+#   # there's also a KEYUP for letting go
+#   if event.type == pygame.KEYDOWN:
+#
+#       # this part is true, when a key u pressed down is the left arrow
+#       if event.key == pygame.K_LEFT:
+#           # here should be a call to sapper's movement function
+#
diff --git a/main.py b/main.py
index 4ab9620..8196614 100644
--- a/main.py
+++ b/main.py
@@ -1,6 +1,58 @@
+# libraries
 import pygame
 
+# other files of this project
+import project_constants
+import event_interpreter
+
+
 
 if __name__ == "__main__":
+
+
     pygame.init()
+    pygame.display.set_caption(project_constants.V_NAME_OF_WINDOW)
+
+
+    # loading minefields
+    # TODO : call to a minefield loading function goes here
+
+
     running = True
+    while running:
+
+
+    # ================ #
+    # === GRAPHICS === #
+    # ================ #
+
+        # background grid (fills frame with white, blits grid)
+        project_constants.SCREEN.fill((255, 255, 255))
+        project_constants.SCREEN.blit\
+        (
+            project_constants.ASSET_BACKGROUND,
+            (
+                project_constants.V_SCREEN_PADDING,
+                project_constants.V_SCREEN_PADDING
+            )
+        )
+
+        # tiles
+        # TODO : call to tile blitting function goes here
+
+        # mines
+        # TODO : call to a mine blitting function goes here
+
+        pygame.display.update()
+
+
+    # ============== #
+    # === EVENTS === #
+    # ============== #
+
+        for event in pygame.event.get():
+
+            if event.type == pygame.QUIT:
+                running = False
+
+            else: event_interpreter.interpret( event )
diff --git a/project_constants.py b/project_constants.py
new file mode 100644
index 0000000..9a48563
--- /dev/null
+++ b/project_constants.py
@@ -0,0 +1,23 @@
+import pygame
+
+# VARIABLE STARTS WITH ... IF IT'S
+# V         a value like a string or an int
+# ASSET     a png file (or other graphic format)
+
+
+V_NAME_OF_WINDOW = "MineFusion TM"
+
+
+V_TILE_SIZE = 60
+V_GRID_VER_TILES = V_GRID_HOR_TILES = 10        # vertical, horizontal
+V_SCREEN_PADDING = 10
+
+SCREEN = pygame.display.set_mode\
+(
+    (
+        V_TILE_SIZE * V_GRID_HOR_TILES + 2 * V_SCREEN_PADDING,  # screen width
+        V_TILE_SIZE * V_GRID_HOR_TILES + 2 * V_SCREEN_PADDING     # screen height
+    )
+)
+
+ASSET_BACKGROUND = pygame.image.load('resources/assets/background.png')
\ No newline at end of file
diff --git a/resources/assets/background.png b/resources/assets/background.png
new file mode 100644
index 0000000..70f15f7
Binary files /dev/null and b/resources/assets/background.png differ
diff --git a/resources/minefields/there's_a_file_here_'cause_I_cannot_commit_an_empty_directory b/resources/minefields/there's_a_file_here_'cause_I_cannot_commit_an_empty_directory
new file mode 100644
index 0000000..e69de29