DA SILVA WALTERS, EL
Was severely injured when MK operatives detonated an explosive in a car outside the South African Air Force (SAAF) headquarters in Church Street, Pretoria, on 20 May 1983. Twenty one people were killed and two hundred and seventeen injured. The overall commander of MK’s Special Operations Unit and two MK operatives were granted amnesty (AC/2001/003 and AC/2001/023). See Church Street Bombing, Pretoria.
Sorry, no references to this term could be found in the tv series transcripts.