diff --git a/lib/Ruler.rb b/lib/Ruler.rb
index 2a9bf7a..238e421 100644
--- a/lib/Ruler.rb
+++ b/lib/Ruler.rb
@@ -11,32 +11,22 @@ def initialize()
 
     @controls = nil
     @inputs = []
-    @outputs = []
+    @output = nil
 
   end
 
   def load(controls)
 
     @controls = controls
-    @controls.each do |control_key, control|
+    @controls.each_with_index do |control, index|
 
-      # TODO: Figure out why timestamp, "p" and "nil" items leaking through.
-      unless control.class == Hash || control.class == Array
-        next
-      end
-
-      if control.class == Array
-        if control.empty?
-          next
-        end
-        unless control.first.nil?
-          control = control.first
-        end
-      end
-
-      unless control[INPUT].nil? || control[INPUT].empty?
+      p '-----'
+      p control
+      p '-----'
 
-        control[INPUT].each_with_index do |input, index|
+      # Multiple inputs.
+      control[INPUT].each_with_index do |input, index|
+        unless input.nil?
 
           # Create rule.
           if @inputs[index].nil?
@@ -54,29 +44,30 @@ def load(controls)
             rule.add_value(input[VALUE])
           end
 
+          index = index + 1
         end
       end
 
-      unless control[OUTPUT].nil? || control[OUTPUT].empty?
-        control[OUTPUT].each_with_index do |output, index|
-
-          # Create rule.
-          if @outputs[index].nil?
-            rule = Rule.new()
-            @outputs[index] = rule
-          else
-            rule = @outputs[index]
-          end
+      # Singular output.
+      output = control[OUTPUT]
+      unless control[OUTPUT].nil?
 
-          # Add rules to rule.
-          unless output[TYPE].nil? || output[TYPE].empty?
-            rule.add_type(output[TYPE])
-          end
-          unless output[VALUE].nil? || output[VALUE].empty?
-            rule.add_value(output[VALUE])
-          end
+        # Create rule.
+        if @output.nil?
+          rule = Rule.new()
+          @output = rule
+        else
+          rule = @output
+        end
 
+        ## Add rules to rule.
+        unless output[TYPE].nil? || output[TYPE].empty?
+          rule.add_type(output[TYPE])
+        end
+        unless output[VALUE].nil? || output[VALUE].empty?
+          rule.add_value(output[VALUE])
         end
+
       end
 
     end
@@ -112,12 +103,10 @@ def validate_input(klass, method, inputs)
 
   def validate_output(klass, method, outputs)
     result = true
-    outputs.each_with_index do |value, index|
-      rule = @outputs[index]
-      if rule.is_number? && value.class == Integer
-        result = false if value < rule.min
-        result = false if value > rule.max
-      end
+    rule = @output
+    if rule.is_number? && value.class == Integer
+      result = false if value < rule.min
+      result = false if value > rule.max
     end
     return result
   end
diff --git a/lib/reflekt.rb b/lib/reflekt.rb
index dcf8ab7..283336e 100644
--- a/lib/reflekt.rb
+++ b/lib/reflekt.rb
@@ -206,8 +206,7 @@ def self.reflekt_setup_class()
         if method_values.key? "controls"
 
           ruler = Ruler.new()
-          # TODO: Remove array with one value.
-          ruler.load(method_values['controls'].first)
+          ruler.load(method_values['controls'])
           ruler.train()
 
           @@reflekt_rules[class_name][method_name] = ruler