Question: Who directed the film that won 6 out 10 of its nominations at the 37th César Awards?

Context paragraphs:
Breathe (2014 film): Respire (also known as Breathe) is a 2014 French drama film based on the novel of the same name by Anne-Sophie Brasme.  The film was directed by Mélanie Laurent and stars Joséphine Japy, Lou de Laâge, Isabelle Carré and Claire Keim.  It was screened in the International Critics' Week section at the 2014 Cannes Film Festival.  It was also screened in the Contemporary World Cinema section at the 2014 Toronto International Film Festival.  In January 2015, the film received three nominations at the 20th Lumières Awards and also two nominations at the 40th César Awards.

Girlhood (film): Girlhood (French: Bande de filles , "Gang of Girls") is a 2014 French drama film directed by Céline Sciamma, starring Karidja Touré.  It is a coming of age film that focuses on the life of Marieme (Karidja Touré), a girl who lives in a rough neighborhood right outside of Paris The film discusses and challenges conceptions of race, gender and class; Sciamma's goal was to capture the stories of black teenagers, characters she claims are generally underdeveloped in French films.  It was screened as part of the Directors' Fortnight section of the 2014 Cannes Film Festival.  It was also screened in the Contemporary World Cinema section at the 2014 Toronto International Film Festival.  It received four nominations at the 40th César Awards, including Best Director for Céline Sciamma and Most Promising Actress for Karidja Touré.

37th César Awards: The 37th César Awards ceremony, presented by the French Academy of Cinema Arts and Techniques (Académie des Arts et Techniques du Cinéma), was held on 24 February 2012, at the Théâtre du Châtelet in Paris.  The awards honoured the best films of 2011. " The Artist" won six out of its ten nominations, including Best Film, Best Director (Michel Hazanavicius), Best Actress (Bérénice Bejo), and Best Cinematography (Guillaume Schiffman).  The ceremony was chaired by Guillaume Canet, with Antoine de Caunes as master of ceremonies.  Nominations were announced 27 January 2012.

Love at First Fight (film): Love at First Fight (French: Les Combattants ) is a 2014 French romantic comedy film directed by Thomas Cailley.  It was screened as part of the Directors' Fortnight section of the 2014 Cannes Film Festival, where it won the FIPRESCI Prize in the Parallel Section.  In January 2015, the film received nine nominations at the 40th César Awards, winning Best Actress, Most Promising Actor and Best First Feature Film.

The Artist (film): The Artist is a 2011 French romantic comedy-drama in the style of a black-and-white silent film written, directed, and co-edited by Michel Hazanavicius, produced by Thomas Langmann, and stars Jean Dujardin and Bérénice Bejo.  The story takes place in Hollywood, between 1927 and 1932, and focuses on the relationship of an older silent film star and a rising young actress as silent cinema falls out of fashion and is replaced by the "talkies".

Diplomacy (2014 film): Diplomacy (French: Diplomatie ) is a 2014 Franco-German historical drama film directed by Volker Schlöndorff and adapted from the play "Diplomatie" by Cyril Gely.  The film premiered at the 64th Berlin International Film Festival on 12 February 2014.  It was also screened at the Telluride Film Festival in August 2014.  It won the César Award for Best Adaptation at the 40th César Awards.

The Nun (2013 film): The Nun (French: La Religieuse ) is a 2013 French drama film directed by Guillaume Nicloux.  It is based on the 18th-century novel "La Religieuse" by French writer Denis Diderot.  The film premiered in competition at the 63rd Berlin International Film Festival.  It received two nominations at the 4th Magritte Awards, winning Best Actress for Pauline Étienne, and a nomination at the 39th César Awards.

Yves Saint Laurent (film): Yves Saint Laurent is a 2014 French biographical drama film directed by Jalil Lespert and co-written with Jacques Fieschi, Jérémie Guez and Marie-Pierre Huster.  The film is based on the life of Yves Saint Laurent from 1958.  The film stars Pierre Niney, Guillaume Gallienne, Charlotte Le Bon, Laura Smet, Marie de Villepin, Xavier Lafitte and Nikolai Kinski.  The film opened the Panorama Special section of the 64th Berlin International Film Festival at the renovated Zoo Palast, with director, cast and Pierre Bergé in attendance.  The film received seven nominations at the 40th César Awards, winning Best Actor for Pierre Niney.

Human Resources (film): Human Resources (French: Ressources humaines ) is a 1999 French-British film directed by Laurent Cantet.  As the title implies, the subject of the film is the workplace and the personal difficulties that result from conflicts among management and labour, corporations and individuals.  It stars Jalil Lespert.  Most of the other actors are non-professionals.  It won the César Award for Best First Feature Film and the César Award for Most Promising Actor at the 26th César Awards.

Renoir (film): Renoir is a 2012 French drama film based on the last years of Pierre-Auguste Renoir at Cagnes-sur-Mer during World War I.  The film was directed by Gilles Bourdos and competed in the Un Certain Regard section at the 2012 Cannes Film Festival.  The film is set in the south of France during World War I and stars Michel Bouquet, Christa Theret, Thomas Doret and Vincent Rottiers.  "Renoir" achieved critical and commercial success both in France and abroad, most notably in the United States where it is on the Critic's Pick list of "The New York Times" The film was selected as the French entry for the Best Foreign Language Film at the 86th Academy Awards, but was not nominated.  In January 2014, the film received four nominations at the 39th César Awards, winning for Best Costume Design.

Supporting paragraphs: 37th César Awards The Artist (film)
Answer: Michel Hazanavicius