MNGUNI, Sibongile Sylvia
Was hacked and shot in the stomach by armed men who boarded a Soweto-bound train at Jeppe station and began attacking passengers as the train passed through George Goch station, on 13 September 1990. Ms Mnguni died later in hospital. The attackers moved through three carriages, killing about 26 people. See train violence.
Sorry, no references to this term could be found in the tv series transcripts.