What is Giovanni Leone?
{{Infobox officeholder | honorific_prefix = | name = Giovanni Leone | image = Giovanni Leone Official.jpg | caption = | order = | office = [[President of Italy]] | primeminister = [[Emilio Colombo]]<br />[[Giulio Andreotti]]<br />[[Mariano Rumor]]<br />[[Aldo Moro]]<br />[[Giulio Andreotti]] | term_start = 29 December 1971 | term_end = 15 June 1978 | predecessor = [[Giuseppe Saragat]] | successor = [[Sandro Pertini]] | order2 = [[Prime Minister of Italy]] | term_start2 = 25 June 1968 | term_end2 = 13 December 1968 | predecessor2 = [[Aldo Moro]] | successor2 = [[Mariano Rumor]] | president2 = [[Giuseppe Saragat]] | term_start3 = 22 June 1963 | term_end3 = 5 December 1963 | predecessor3 = [[Amintore Fanfani]] | successor3 = [[Aldo Moro]] | president3 = [[Antonio Segni]] | order4 = [[List of presidents of the Chamber of Deputies (Italy)|President of the Chamber of Deputies]] | term_start4 = 10 May 1955 | term_end4 = 21 June 1963 | predecessor4 = [[Giovanni Gronchi]] | successor4 = [[Brunetto Bucciarelli-Ducci]] | module2 = {{Collapsed infobox section begin |Member of Parliament |cont = yes |titlestyle = border:1px dashed lightgrey}}{{Infobox officeholder |embed = yes |office4 = Member of the [[Senate of the Republic (Italy)|Senate]] |term_start4 = 15 June 1978 |term_end4 = 9 November 2001<br />{{hlist|'''[[Senators for life in Italy|For life]]'''|'''''[[Ex officio]]'''''}} |term_start5 = 27 August 1967 |term_end5 = 29 December 1971<br />'''[[Senators for life in Italy|For life]]''' |office6 = Member of the [[Chamber of Deputies (Italy)|Chamber of Deputies]] |term_start6 = 8 May 1948 |term_end6 = 26 August 1967 |constituency6 = [[List of Italian constituencies (1946–1994)#Naples–Caserta|Naples–Caserta]] |office7 = Member of the [[Con