 Ray 's international career started in earnest after the success of his next film , Aparajito ( The Unvanquished ) . This film shows the eternal struggle between the ambitions of a young man , Apu , and the mother who loves him . Critics such as Mrinal Sen and Ritwik Ghatak rank it higher than Ray 's first film . Aparajito won the Golden Lion at the Venice Film Festival , bringing Ray considerable acclaim . Before completing The Apu Trilogy , Ray directed and released two other films : the comic <unk> <unk> ( The Philosopher 's Stone ) , and <unk> ( The Music Room ) , a film about the decadence of the Zamindars , considered one of his most important works . 
