--- a/src/rps3.erl	Mon Mar 03 20:22:21 2014 +0900
+++ b/src/rps3.erl	Mon Mar 03 22:17:13 2014 +0900
@@ -14,12 +14,6 @@
 handle_call(get_hands, _From, State=#ruleinfo{hands=Hands}) ->
     {reply, Hands, State};
 
-% winner for 3 hands is:
-% rock, rock, rock      -> rock
-% rock, paper, scissors -> undefined
-% rock, paper, paper    -> paper
-% rock, rock, paper     -> paper
-
 handle_call({winning_hand, Hands}, _From, State) ->
     {reply, rps_rules:winning_hand(Hands, State), State};