+val andelim : just -> NTacStatus.tactic_term -> string -> NTacStatus.tactic_term -> string -> 's
+NTacStatus.tactic
+val existselim : just -> string -> NTacStatus.tactic_term -> NTacStatus.tactic_term -> string -> 's
+NTacStatus.tactic
+val thesisbecomes : NTacStatus.tactic_term -> NTacStatus.tactic_term option -> 's NTacStatus.tactic