With a bird's-eye view of the life of a composer, we tend to = divide them into three parts: the beginning, the middle and the end. = From a recital of Chopin's late works, we hear the Polonaise Fantasie, = and then an echo of an earlier time with the Waltz in G-Flat. Pianist = Louis Lortie is in concert at Portland State University.

Bruce Adolphe joins us in NPR's Studio 4A for this week's = Piano Puzzler. We have a listener on the line to guess the popular tune = Adolphe has disguised in the style of a mystery classical composer.

Bruce Adolphe's inspiration this week was the pentatonic scale = that characterizes some American and Native American folk music. He = wrote that flavor into his American String Quartet, the Quartet No. 12, = as you can hear in the third movement, played by the Cleveland Quartet.=20

Always listen to your mother — that's advice the = legendary Finnish figure Lemminkainen might have wanted to take. But he = thought he knew better and got into trouble for his antics. We hear = Lemminkainen and the Maidens of Saari, set to music by Jean Sibelius and = performed by the Iceland Symphony Orchestra and conductor Arvo Volmer in = Reykjavik.=20