SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 4)
   ExpressionList (children 4)
    Function count (children 1)
     ExpressionList (children 1)
      Identifier number
    Literal UInt64_1 (alias k1)
    Literal UInt64_2 (alias k2)
    Literal UInt64_3 (alias k3)
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Function numbers_mt (children 1)
       ExpressionList (children 1)
        Literal UInt64_10000000
   ExpressionList (children 3)
    Identifier k1
    Identifier k2
    Identifier k3
   Set
