▁tract ive ▁effort ▁in ▁exchange ▁for ▁a ▁reduction ▁in ▁their ▁top ▁speed . ▁This ▁makes ▁them ▁suitable ▁for ▁both ▁fre ight ▁and ▁passenger ▁trains . ▁They ▁acquired ▁the ▁nick name ▁Dan se uses ▁( d anc ers ) ▁due ▁to ▁their ▁t endency ▁to ▁s way ▁from ▁side ▁to ▁side ▁at ▁speed , ▁which ▁led ▁to ▁them ▁being ▁black ed ▁at ▁a ▁number ▁of ▁dep ots . ▁ ▁They ▁were ▁built ▁in ▁three ▁distinct ▁batch es , ▁leading ▁to ▁detail ▁differences . ▁They ▁remain ▁in ▁use ▁as ▁mixed ▁traffic ▁locomot ives , ▁mostly ▁with ▁T ER ▁and ▁but ▁with ▁some ▁remaining ▁for ▁special ▁duties . ▁Th irty ▁locomot ives , ▁dedicated ▁to ▁empty ▁stock ▁moves , ▁have ▁been ▁rec lass ified ▁as ▁BB ▁ 8 8 5 0 0 . ▁Like wise ▁in ▁ 2 0 0 1 , ▁ 2 0 ▁of ▁the ▁class ▁were ▁re built ▁for ▁fre ight ▁bank ing ▁work ings ▁on ▁the ▁Maur ienne ▁line . ▁They ▁were ▁class ified ▁as ▁BB ▁ 8 7 0 0 ▁for ▁this ▁period . ▁ ▁References ▁ ▁Category : Al st om ▁locomot ives ▁Category : B - B ▁locomot ives ▁ 0 8 5 0 0 ▁Category : Standard ▁gauge ▁electric ▁locomot ives ▁of ▁France ▁Category : 1 5 0 0 ▁V ▁DC ▁locomot ives ▁Category : R ail way ▁locomot ives ▁introduced ▁in ▁ 1 9 6 4 <0x0A> </s> ▁The ▁▁ 1 9 5 0 ▁Campeonato ▁Argent ino ▁de ▁Rugby ▁ ▁was ▁won ▁by ▁the ▁selection ▁of ▁Buenos