Mepụta ụdị nke ahịrịokwu a nke dị mgbagwoju anya Ihe ndekọ mbụ bụ'' Abstract Logic'' na nwa Ginger Baker bụ Kofi na ọkpọ.
N'ezie, ụdị okwu dị mgbagwoju anya nke ahịrịokwu ahụ bụ "Ihe ndekọ mbụ bụ'' Abstract Logic'' na nwa Ginger Baker bụ Kofi na drum; nke a sochiri Michael Shrieve'''Two Doors '. "