SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 3)
    Identifier first
    Identifier second
    Identifier result
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Subquery (children 1)
       SelectWithUnionQuery (children 1)
        ExpressionList (children 1)
         SelectQuery (children 3)
          ExpressionList (children 4)
           Function s2ToGeo (alias output_geo) (children 1)
            ExpressionList (children 1)
             Function geoToS2 (children 1)
              ExpressionList (children 2)
               Identifier longitude
               Identifier latitude
           Function tuple (alias first) (children 1)
            ExpressionList (children 2)
             Function roundBankers (children 1)
              ExpressionList (children 2)
               Identifier longitude
               Literal UInt64_5
             Function roundBankers (children 1)
              ExpressionList (children 2)
               Identifier latitude
               Literal UInt64_5
           Function tuple (alias second) (children 1)
            ExpressionList (children 2)
             Function roundBankers (children 1)
              ExpressionList (children 2)
               Function tupleElement (children 1)
                ExpressionList (children 2)
                 Identifier output_geo
                 Literal UInt64_1
               Literal UInt64_5
             Function roundBankers (children 1)
              ExpressionList (children 2)
               Function tupleElement (children 1)
                ExpressionList (children 2)
                 Identifier output_geo
                 Literal UInt64_2
               Literal UInt64_5
           Function if (alias result) (children 1)
            ExpressionList (children 3)
             Function equals (children 1)
              ExpressionList (children 2)
               Identifier first
               Identifier second
             Literal \'ok\'
             Literal \'fail\'
          TablesInSelectQuery (children 1)
           TablesInSelectQueryElement (children 1)
            TableExpression (children 1)
             TableIdentifier s2_indexes
          ExpressionList (children 1)
           OrderByElement (children 1)
            Identifier s2_index