    "chiacchierare" {:synsem {:cat :verb
                              :sem {:pred :chat}}}
       
-   "chiamarsi" {:unify [reflexive reflexive-indirect-obj-is-subcat3]
+ "chiamarsi" (let [human (atom :top)]
+               {:unify [reflexive reflexive-indirect-obj-is-subcat3]
                 :synsem {:sem {:pred :be-called}
-                         :subcat {:1 {:propernoun false} ;; avoid things like "Luisa si chiama Luisa".
+                         :subcat {:1 {:sem {:human human}
+                                      :propernoun false} ;; avoid things like "Luisa si chiama Luisa".
                                   :3 {:cat :noun
-                                      :propernoun true}}}}
+                                      :sem {:human human}
+                                      :propernoun true}}}})
 
    "chiave" {:synsem {:agr {:gender :masc}
                       :cat :noun

                   :physical-object true
                   :human false}}}
   "Gianluca"
   {:synsem {:agr {:number :sing
                   :person :3rd
                   :gender :masc}
             :sem {:pred :gianluca
                   :human true}
             :propernoun true}}

   "Luisa"
   {:synsem {:sem {:pred :luisa
                   :human true}
             :agr {:gender :fem}
             :propernoun true}}

   "Luisa e io"
