Question: Krzysztof Penderecki who is Poland's greatest living composer and the composer of Utrenia is from which country?

Context paragraphs:
Symphony No. 3 (Penderecki): Symphony No. 3 is a symphony for orchestra in five movements composed between 1988 and 1995 by Krzysztof Penderecki.  It was commissioned and completed for the 100 year celebration of the Munich Philharmonic.  Its earliest version, "Passacaglia and Rondo" (which later served as the basis for the second and fourth movements of the complete symphony), premiered at the International Music Festival Week in Lucerne, Switzerland, on August 20, 1988.  It was performed by the Lucerne Festival Orchestra and conducted by Penderecki.  The full symphony premiered in Munich on December 8, 1995, and performed by the Munich Philharmonic, again under the composer's baton.

Utrenja: Utrenja, alternatively spelled as Utrenia, Utrenya, or Jutrznia, and also incorrectly named Matins, is a set of two liturgical compositions by Polish composer Krzysztof Penderecki.  They were composed and premiered in 1970 and 1971.

Krzysztof Penderecki: Krzysztof Eugeniusz Penderecki ( ; ] ; born 23 November 1933) is a Polish composer and conductor. " The Guardian" has called him Poland's greatest living composer.  Among his best known works are his "Threnody to the Victims of Hiroshima", "Symphony No. 3", "St. Luke Passion", "Polish Requiem", "Anaklasis", "Utrenja", four operas, eight symphonies and other orchestral pieces, a variety of instrumental concertos, choral settings of mainly religious texts, as well as chamber and instrumental works.

Polymorphia: Polymorphia is a musical composition for 48 string instruments (twenty-four violins and eight each of violas, cellos and basses) composed by the Polish composer Krzysztof Penderecki in 1961.  The piece was commissioned by the North German Radio Hamburg.  It premiered on April 16, 1962 by the radio orchestra and was conducted by Andrzej Markowski.  "Polymorphia" is dedicated to Hermann Moeck, the first of Penderecki’s editors in the West.

Academy of Music in Kraków: The Academy of Music in Kraków (Polish: "Akademia Muzyczna w Krakowie" ) is a conservatory located in central Kraków, Poland.  It is the "alma mater" of the renowned Polish contemporary composer Krzysztof Penderecki, who was also its Rector for 15 years.  The Academy is the only one in Poland to have two winners of the International Chopin Competition in Warsaw (Halina Czerny-Stefańska and Adam Harasiewicz) as well as a few further prize-winners among its alumni.

Prelude for Clarinet (Penderecki): The Prelude for Clarinet in B-flat major, sometimes also referred to as Prelude for Solo Clarinet, is a work by Polish composer Krzysztof Penderecki.  It was composed in 1987 and is one of the pieces from the series of compositions for solo instruments that Penderecki composed during the 1980s, such as "Cadenza for Solo Viola" (1984) and "Per Slava" (1986).

The Chairman's Ear: The plot of the individual episodes is independent of each other.  The action of the show takes place in the office of the chairman Jarosław (Jarosław Kaczyński), who is the leader of the ruling party in Poland.  The story is related to the current political situation in Poland under the rule of Law and Justice, however the characters share first names with their real-life counterparts only, and their surnames are not mentioned (with one exception for Krzysztof Penderecki).

Polish Requiem: Polish Requiem (original Polish title: Polskie Requiem; German: "" ), also A Polish Requiem, is a large-scale requiem mass for soloists, mixed choir and orchestra by the Polish composer Krzysztof Penderecki.  The Lacrimosa, dedicated to the trade union leader Lech Wałęsa, was written for the unveiling of a statue at the Gdańsk shipyards to commemorate those killed in the Polish anti-government riots in 1970.  He expanded the work into a requiem, writing other parts to honour different patriotic events over the next four years.  The "Polish Requiem" was first performed in Stuttgart on 28 September 1984.  Penderecki revised and expanded the work in 1993, and expanded it again in 2005 with the additional movement, Ciaccona .  It is called "Polish Requiem" because its parts are dedicated to heroes and victims of Polish history.  One of the better-known works by Penderecki, the mass largely follows the liturgical Latin of the requiem format with the addition of "Święty Boże ", the Polish translation of the Trisagion.

Vitold Rek: Vitold Rek (* October 18, 1955 in Rzeszów, Poland as Witold E. Szczurek) is a double bassist, composer and educator.  He studied classical double bass at the Academy of Music in Kraków when Krzysztof Penderecki was rector there.  His playing "unites jazz influences with classical and East European folk elements", with a focus on live performance and composition.

Partita (Penderecki): The Partita for Harpsichord and Orchestra, sometimes also referred to as Partita for Harpsichord, Electric Guitar, Bass Guitar, Harp, Double Bass, and Chamber Orchestra or "Harpsichord Concerto", is a composition by Polish composer Krzysztof Penderecki.  It was finished in 1971 and is Penderecki's only major composition for a harpsichord soloist.

Supporting paragraphs: Utrenja Krzysztof Penderecki
Answer: Poland