The person appears to be a/an Southeast Asian Female, approximately 40 to 49 years old.
This painting is a key example of Cubism, which revolutionized the way we perceive art and reality.
Picasso’s ‘Les Demoiselles d'Avignon’ is a pivotal work in the development of Cubism, showcasing a radical departure from traditional representation and influencing many artists in the 20th century.