Springboks head coach Jacques Nienaber has revealed why he has once again gone for the risky 7-1 split, this time against Ireland in their crunch Pool B match in Stade de France on Saturday. Springboks head coach Jacques Nienaber has revealed why he has once again gone for the risky 7-1 split, this time against Ireland in their crunch Pool B match in Stade de France on Saturday.