Complex sentence: The robbery for which Davis was convicted was very aggravated involving a long chase, with numerous vehicles being commandeered, numbers of the robbers were injured, a number of blood samples (matching different blood groups) were recovered and formed part of the prosecution case.
Split into simpler sentences: The robbery for which Davis was convicted was very aggravated involving a long chase, with numerous vehicles commandeered and numbers of the robbers injured. A number of blood samples (matching different blood groups) were recovered and formed part of the prosecution case.