Commit 064ef48

@@ -70,7 +70,7 @@ Chapter 12:
 
 > 5. Given the Turing machine instruction `(1,1,0,2,L)` and the configuration `...b 1 0 b...` draw the next configuration.
 
-* `(1,1,0,2,L)` - Move right once and halt
+* `(1,1,0,2,L)` - Move left once and halt the machine
 
 ```plaintext
 --------|*|----------
@@ -81,9 +81,9 @@ Chapter 12:
 ```
 
 ```plaintext
-----------|*|--------
+------|*|------------
 |.|.|.|b|0|0|b|.|.|.|
-----------|*|--------
-           ^
-           |- 2
+------|*|------------
+       ^
+       |- 2
 ```