Antonio, in Evita (3)
I believe the answer is:
che
'antonio in evita' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for che that I've seen before include "Nickname of Ernesto Guevara" , "-- Guevara, revolutionary" , "- Guevara, Marxist" , "Fighter" , "- Guevara, guerrilla" .)