Ƙirƙirar wani nau'i mai mahimmanci na wannan jumla A cikin kwanaki na zaben Gwamnatin Conservative a watan Yunin 1970, sabon Ministan Ilimi Margaret Thatcher ya janye Circular.
Tabbas, wani nau'i mai rikitarwa na jumla shine "A cikin kwanaki na zaben gwamnatin Conservative a watan Yunin 1970, sabon ministan ilimi, Margaret Thatcher, ya maye gurbin duka Circulars tare da Circular 10/70, wanda ya ba da izinin kowane iko ya yanke shawarar manufofinsa. "