Complex sentence: After the untimely death of a small town choir director, a no-nonsense mother (Latifah) takes control of the choir, but the widow of the director (Parton) believes she should have been put in control.
Split into simpler sentences: After the untimely death of a small town choir director a no-nonsense mother (Latifa) takes control of the choir. While the widow of the director (Parton) assumes that she should be put in control.