Read this: The 20th century saw the arrival of Modernism, and along with it came the most prominent Portuguese painters: Amadeo de Souza-Cardoso, who was heavily influenced by French painters, particularly by the Delaunays. Among his best-known works is Canção Popular a Russa e o Fígaro. Another great modernist painters/writers were Carlos Botelho and Almada Negreiros, friend to the poet Fernando Pessoa, who painted his (Pessoa's) portrait. He was deeply influenced by both Cubist and Futurist trends. Prominent international figures in visual arts nowadays include painters Vieira da Silva, Júlio Pomar, Helena Almeida, Joana Vasconcelos, Julião Sarmento and Paula Rego.
Now answer this question, if there is an answer (If it cannot be answered, return "unanswerable"): What is one of Amadeo de Souza-Cardoso's best known works?
Canção Popular a Russa e o Fígaro