Update README.md

README.md

@@ -6,27 +6,33 @@ The object of the game is to guess the correct colors in the correct order.
 [Wikipedia][] has more details about game play, the history of the game, and
 Donald Knuth's algorithm for solving in under five steps.
 
+
 ## Game play
 
-The interface is rather simple to master. Simply type the first letter of the
-color you would like to guess for each position.  For example, I want to guess
-the color red first. I will type 'r' which will be completed to 'red' and the
-input cursor advanced to the next field.  Continue until you have selected four
-colors. The available colors are displayed in the information panel on the
-right.
+### Guessing
+
+To enter a guess, for example, the color red, type 'r' which will be completed
+to 'red'. The input cursor will be advanced to the next field. Continue until
+you have selected four colors. The available colors are displayed in the
+information panel on the right.
+
+### Scoring
 
-After the fourth color has been selected the input window will clear and some
+After the final color has been entered, the input window will clear and some
 markers will be displayed on the left window. A red 'X' signifies one of your
 selections was both the correct color and the correct position; whereas a white
-'X' signifies only the correct color. Be advised, the markers are filled from
-the left starting with any reds and then whites. This means that a red 'X' in
-the first column does not necessarily mean that your guess in the first column
-was the correct color and position.
+'X' signifies only the correct color.
+
+*Note*: the markers are filled from the left starting with any red markers
+followed by white. This means that a red 'X' in the first column does not
+necessarily mean that your guess in the first column was the correct color and
+position.
 
 You have, by default, ten guesses before the secret code will be revealed. If
 you have not already guessed the secret code after the tenth guess you lose the
 game.
 
+
 ## Installation
 
 First you need to compile the binary. The prerequisites are:
@@ -41,5 +47,6 @@ The game works the best with a dark background and white foreground. If you're
 using a custom color scheme, e.g., solarized, the colors may not be easy to
 distinguish.
 
+
 [WikiPedia]: https://en.wikipedia.org/wiki/Mastermind_(board_game)
 	"Mastermind"