{:tasks
 {coffeep {:depends [groundsp hot-waterp filterp mugp]
           :task (do (Thread/sleep 300)
                     [:made-coffee [groundsp hot-waterp filterp mugp]])}
  groundsp {:depends [beansp]
            :task (do
                    (Thread/sleep 200)
                    [:ground-beans [beansp]])}
  hot-waterp {:depends [waterp]
              :task (do (Thread/sleep 200)
                        [:heated-water [waterp]])}
  filterp {:task (do
                   (Thread/sleep 100)
                   :filter)}
  mugp {:task (do
                (Thread/sleep 100)
                :mug)}
  waterp {:task (do
                  (Thread/sleep 100)
                  :poured-water)}
  beansp {:task (do
                  (Thread/sleep 100)
                  :measured-beans)}}}