SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 4)
    Function multiply (alias x) (children 1)
     ExpressionList (children 2)
      Function toInt128 (children 1)
       ExpressionList (children 1)
        Literal Int64_-1
      Function toUInt64 (children 1)
       ExpressionList (children 1)
        Literal UInt64_1
    Function multiply (alias y) (children 1)
     ExpressionList (children 2)
      Function toInt256 (children 1)
       ExpressionList (children 1)
        Literal Int64_-1
      Function toUInt64 (children 1)
       ExpressionList (children 1)
        Literal UInt64_1
    Function toTypeName (children 1)
     ExpressionList (children 1)
      Identifier x
    Function toTypeName (children 1)
     ExpressionList (children 1)
      Identifier y
