sentences:  To achieve better sales, some publishers such as N. Simrock preferred to present budding composers as being well established, by giving some relatively early works much higher opus numbers than their chronological order would merit.In other cases, Dvořák deliberately provided new works with lower opus numbers to be able to sell them outside contract obligations to other publishers.An example is the "Czech Suite" which Dvořák didn't want to sell to Simrock, and had published with Schlesinger as Op.