Portrait of An Uknown Woman in Black 

This portrait by Adalbert Erdeli, a Hungarian painter active in the early 20th century, depicts an unknown woman in a black dress seated in a green armchair against a muted background. The use of bold colors and soft edges create a sense of mystery and intrigue around the subject. The woman's elegant attire and the rich colors employed by Erdeli further enhance the visual appeal of the portrait, which reflects the artist's distinctive style. The painting's title "Portrait of an Unknown Woman in Black" alludes to the mystery surrounding the identity of the sitter, adding an element of intrigue for viewers.