Question: Who released the album which won its artists five awards at the 51st Annual Grammy Awards?
Context: The Grammy Award for Best Zydeco or Cajun Music Album was an honor presented to recording artists at the 50th, 51st, 52nd and 53rd Annual Grammy Awards (2008–2011) for quality zydeco or cajun music albums.  The Grammy Awards, an annual ceremony that was established in 1958 and originally called the Gramophone Awards, are presented by the National Academy of Recording Arts and Sciences of the United States to "honor artistic achievement, technical proficiency and overall excellence in the recording industry, without regard to album sales or chart position". The 51st Annual Grammy Awards took place at the Staples Center in Los Angeles, on February 8, 2009.  Robert Plant & Alison Krauss were the biggest winners of the night, winning five awards including Album of the Year for their critically acclaimed Raising Sand.  Krauss became the sixth female solo artist to have won 5 awards in one night joining Lauryn Hill, Alicia Keys, Norah Jones, Beyoncé Knowles, and Amy Winehouse.  Lil Wayne received the most nominations with eight. Palabras del Silencio (English: "Words from the Silence" ) is the seventh studio album, and sixth in Spanish recorded by Puerto Rican singer-songwriter Luis Fonsi.  The album was released by Universal Music Latino on August 26, 2008 (see 2008 in music).  The album debuted at #15 on "Billboard" 200 Album Charts selling about 30,000 in the first week.  The album was certified Platinum for shipping 200,000 units in the United States.  It was also certified Gold in Mexico and Argentina and Platinum Spain.  This album received nomination a Grammy Award for Best Latin Pop Album in the 51st Annual Grammy Awards on February 8, 2009, losing to "La Vida... Es Un Ratico" by Juanes. Cherryholmes III: Don't Believe is the third major-label studio album by Cherryholmes.  The album was released on September 30, 2008 and was nominated for Best Bluegrass Album at the 51st Annual Grammy Awards. Jason Lamar Champion (born May 1, 1973) is an American gospel musician.  He started his music career, in 1992, with the group, Men at Large, but he left the group in 2007.  The impetus for him was his burgeoning and newly blossoming relationship with Jesus Christ.  He signed to EMI CMG, in 2008, which at the time was owned by Sony Music Entertainment.  His first and only album to date, "Reflections", was released in 2008.  This album charted on the "Billboard" Gospel Albums chart, and he got a Grammy Award nomination for it at the 51st Annual Grammy Awards in the Best Contemporary R&B Gospel Album category. Sax for Stax is the thirteenth studio album by Grammy Award nominated Saxophone Artist Gerald Albright.  The album was nominated for Best Pop Instrumental Album at the 51st Annual Grammy Awards in 2009. Raising Sand is a Grammy-award winning collaboration album by rock singer Robert Plant and bluegrass-country singer Alison Krauss.  It was released on October 23, 2007 by Rounder Records.  "Raising Sand" won Album of the Year at the 2008 Americana Music Honors & Awards and at the 2009 Grammy Awards. El Tiro de Gracia is a studio album released by Lupillo Rivera in 2008.  "El Tiro de Gracia" garnered Rivera a Grammy nomination for Best Banda Album at the 51st Annual Grammy Awards. The Grammy Award for Best Rap Performance is an honor presented to recording artists for quality rap performances.  It was first presented at the 31st Annual Grammy Awards in 1989 and again at the 32nd Annual Grammy Awards in 1990, after which point the award was split into two categories: Best Rap Solo Performance and Best Rap Performance by a Duo or Group.  These two categories were combined again in 2012 as a result of a restructure of Grammy categories, and the reinstated Award for Best Rap Performance was presented at the 54th Grammy Awards in 2012. Ruben Ramos, also known as El Gato Negro, is an American Tejano music performer.  Beginning his music career in the late 1960s, Ruben's fame as has grown throughout the years as he formed his own distinct sound of music.  In March 1998, Ruben was inducted into the Tejano Music Awards Hall of Fame and later won Best Male Vocalist in 1999.  His band, The Mexican Revolution, also won album of the year in 2008.  In January 2009 at the 51st annual Grammy awards, Ramos & the Revolution won the 2009 Grammy for "Best Tejano album of the Year."
Answer: Rounder Records