       :mode-ref {:type :symbol-ref, :names [this]},
       :mode :on},
      :primitive true,
+     :probability 1.0,
      :reward 0,
      :temporal-constraints [{:type :bounds, :value [1 3]}]}],
    turn-on

      :mode :off},
     :pre true,
     :primitive true,
     :reward 0,
     :temporal-constraints [{:type :bounds, :value [0 :infinity]}]}],
   turn-off

      :mode-ref {:type :symbol-ref, :names [this]},
      :mode :off},
     :primitive true,
     :probability 1.0,
     :reward 0,
     :temporal-constraints [{:type :bounds, :value [1 3]}]}]},
  :modes
