SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 1)
    Function floor (children 1)
     ExpressionList (children 2)
      Function arrayAUC (children 1)
       ExpressionList (children 2)
        Function array_concat_agg (children 1)
         ExpressionList (children 1)
          Function array (children 1)
           ExpressionList (children 1)
            Identifier score
        Function array_concat_agg (children 1)
         ExpressionList (children 1)
          Function array (children 1)
           ExpressionList (children 1)
            Identifier label
      Literal UInt64_5
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier labels_ordered
