diff --git a/main.rkt b/main.rkt
index a2fd5af..02d3142 100644
--- a/main.rkt
+++ b/main.rkt
@@ -157,11 +157,9 @@
 ; runs the game.
 ; If the game is over, returns the final game state
 ; else, lets a player play a move. If they complete a box, they stay on and earn a point. Else, the other player has a turn.
-; TODO score 2 points for creating 2 boxes at once
 (define (play-game s players)
   (let ([g (GameState-grid s)]
         [p (GameState-player s)])
-    (print (render-grid-bitmap g))
     (cond
       [(= (length g) (length ALL-LINES)) s] ; end of the game
       [else
@@ -185,17 +183,27 @@
 
 ; Grid dc !
 ; renders grid on the given drawing context.
+; TODO setting line color doesn't seem to be always working?
 ; TODO color in squares
 (define (render-grid grid dc)
-  (for ([l (reverse grid)])
+  (define passed '())
+  (for ([l grid]) ; reversed for fill-drawing malarkey.
+    (if (empty? passed) (set! passed (list l)) (set! passed (append passed (list l))))
     (cond
-      [(= (line-player l) 0) (send dc set-pen "red" 4 'solid) (send dc set-brush "red" 'bdiagonal-hatch)] ; player 1 draws in red
-      [(= (line-player l) 1) (send dc set-pen "blue" 4 'solid) (send dc set-brush "blue" 'fdiagonal-hatch)]) ; player 2 draws in blue        
+      [(= (line-player l) 0) (send dc set-pen "red" 4 'solid)] ; player 1 draws in red
+      [(= (line-player l) 1) (send dc set-pen "blue" 4 'solid)]) ; player 2 draws in blue
     (send dc draw-line
           (+ 4 (* GRID-SCALE (point-x (line-from l))))
           (+ 4 (* GRID-SCALE (point-y (line-from l))))
           (+ 4 (* GRID-SCALE (point-x (line-to l))))
-          (+ 4 (* GRID-SCALE (point-y (line-to l)))))) ; draw the line
+          (+ 4 (* GRID-SCALE (point-y (line-to l))))) ; draw the line
+    (let ([boxes (boxes-for l)])
+      (for ([b boxes])
+        (if (= (count-square b passed) 4)
+            (send dc draw-text
+            (if (= (line-player l) 0) "R" "B")
+            (+ 6 (* GRID-SCALE (point-x b)))
+            (+ 3 (* GRID-SCALE (point-y b))))
+            0))))
   (send dc draw-bitmap EMPTY-GRID 0 0)) ; overlay dot grid
 
-(play-game (GameState '() 0 '(0 0)) (list random-player random-player))
\ No newline at end of file