SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function less (children 1)
     ExpressionList (children 2)
      Function toTime64 (children 1)
       ExpressionList (children 2)
        Literal UInt64_13
        Literal UInt64_2
      Function toTime64 (children 1)
       ExpressionList (children 2)
        Literal Int64_-12
        Literal UInt64_2
