Definition: In this task, you will be presented with a passage and have to answer a question based on your understanding of the events inferred from the passage. Try to find the best answer that is most likely to fill in "_". Note that the URLs in the text have been replaced with [Link].
Input: Nicolas Sarkozy’s most senior aide regularly mocked him as a ‘dwarfish Napoleon’, an ‘airhead’ and a ‘nutter’, it was claimed last night. The revelations will come as a huge blow to the former French president, 60, who is aiming for re-election in two years. Adviser Patrick Buisson, 65, was credited with steering Mr Sarkozy into the Elysee Palace, where he served between 2007 and 2012. Nicolas Sarkozy's (left) most senior aide Patrick Buisson (right) regularly mocked him, it has been claimed But a book called The Bad Genie claims Mr Buisson frequently mocked the 5ft 5in politician, who wore stacked heels, especially when with his third wife, former supermodel Carla Bruni.Patrick Buisson, 65, credited with steering former president into powerBut a new book claims the adviser frequently mocked the 5ft 5in politicanNicolas Sarkozy wore stacked heels, especially with supermodel third wifeNicknamed him 'Naboleon', cross of Napoleon and nabot meaning dwarfish 
 Question:The nickname was a cross between 'Napoleon' - the legendary _ leader - and the term 'nabot', which means dwarfish.

French