[
 (program) {
  (variable_declaration) {
   (decl_specifiers) {
    (builtintype) {
     int
    }
   }
   (definition_list) {
    (definition) {
     (lvalue) {
      *
      (lvalue) {
       a
      }
     }
     (initializer) {
      =
      (new_call) {
       new
       (decl_specifiers) {
        (builtintype) {
         int
        }
       }
       (
       (expr_plus) {
        NULL
        +
        NULL
       }
       )
      }
     }
    }
   }
   ;
  }
 }
]