Nke a bụ nnukwu efere bong iko nwere ihuenyo agbakwunyere na agba.Aka iko iko na-enyere aka izere mkpịsị aka ndị na-ere ọkụ.Na mgbakwunye, aka ahụ na-agbakọ okpukpu abụọ ka 'Roll-Stop' iji gbochie ihe mberede.