A piano quintet is a musical composition typically written for five instruments, most commonly featuring a piano and a string quartet, which includes two violins, a viola, and a cello. This ensemble allows for a rich blend of timbres and textures, making it a popular format in classical music. The piano quintet emerged in the late 18th century and gained prominence in the 19th century, with notable works by composers like Robert Schumann and Dmitri Shostakovich. These pieces often explore a wide range of emotions and showcase the interplay between the piano and strings, creating a dynamic and engaging listening experience.