anchor.diff:            # Add dummy 'multi' input for select2 if not already added
             if multi_input.length == 0
               # Set up multi-query input with fixed options, if present
  -            query_input.val('')
               options = selected_attribute.data('select-options')
               @setup_multi_query_input(target, query_input, multi_id, options)
   
             return
   
  -        else           
  +        else
             if multi_input.length
               # Otherwise, remove Select2 from multi-query input, and remove input.
               multi_input.select2('destroy').remove()
  
positive.code: 
              # If no fixed options, show query input
              query_input.val('').show()
              
            # Handle fixed options - set up Select2 for single values if not already present
            if selected_attribute.data('select-options')
              if (query_select2 = @element.find("#s2id_#{base_id}v_0_value")).length == 0
  
negative.code:           query_input.parent().find('.ui-datepicker-trigger').show()
  
  
      # Disables predicate choices and sets it to 'eq'
      set_option_predicates: (base_id, available, column_type) ->
        predicate_select  = @element.find("select##{base_id}p")
  
  