SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function equals (children 1)
     ExpressionList (children 2)
      Function isNaN (children 1)
       ExpressionList (children 1)
        Function divide (children 1)
         ExpressionList (children 2)
          Literal Int64_-1
          Literal UInt64_0
      Literal UInt64_0
