Explain EXPLAIN SYNTAX (children 1)
 SelectWithUnionQuery (children 1)
  ExpressionList (children 1)
   SelectQuery (children 4)
    ExpressionList (children 1)
     Function max (alias k) (children 1)
      ExpressionList (children 1)
       Function multiply (children 1)
        ExpressionList (children 2)
         Function log (children 1)
          ExpressionList (children 1)
           Literal UInt64_2
         Identifier number
    TablesInSelectQuery (children 1)
     TablesInSelectQueryElement (children 1)
      TableExpression (children 1)
       Function numbers (children 1)
        ExpressionList (children 1)
         Literal UInt64_10000000
    ExpressionList (children 3)
     Function modulo (children 1)
      ExpressionList (children 2)
       Identifier number
       Literal UInt64_2
     Function modulo (children 1)
      ExpressionList (children 2)
       Identifier number
       Literal UInt64_3
     Function modulo (children 1)
      ExpressionList (children 2)
       Function plus (children 1)
        ExpressionList (children 2)
         Function modulo (children 1)
          ExpressionList (children 2)
           Identifier number
           Literal UInt64_2
         Function modulo (children 1)
          ExpressionList (children 2)
           Identifier number
           Literal UInt64_3
       Literal UInt64_2
    ExpressionList (children 1)
     OrderByElement (children 1)
      Identifier k
