gistfile1.txt

(def input
  [{:sentence "Lorem ipsum dolor sit amet, consectetur adipiscing elit."}
   {:sentence "Vestibulum tincidunt leo lectus, ac vulputate quam aliquet a."}
   {:sentence "Ut molestie suscipit faucibus."}
   {:sentence "Curabitur hendrerit tortor quis sodales consequat."}])

(def splitter
  (comp #(map (fn [x] (hash-map :word x)) %) 
        #(clojure.string/split % #" ")))

(defn split-sentence [{:keys [sentence]}]
  (splitter sentence))

(defn other-splitter [{:keys [sentence]}]
  (->> (clojure.string/split sentence #" ")
      (map (fn [x] (hash-map :word x)))))