Question: The Greatest Hits Tour was a tour that concluded near the hometown of the singer who is of what nationality?
Context: Nadine Elizabeth Louise Coyle (born 15 June 1985) is an Irish singer, songwriter, actress, and model.  Coyle rose to fame in the early 2000s as a member of the girl group Girls Aloud.  The group amassed a joint fortune of £30 million by May 2010.  With Girls Aloud, Coyle has been successful in achieving a string of 20 consecutive UK top ten singles (including four number ones), two UK number one albums, and received nominations for five BRIT Awards, winning Best Single in 2009 for "The Promise". Icelandic music composer and singer Björk has embarked on seven concert tours, with all of them being worldwide.  After her split up with The Sugarcubes, Björk embarked in her first concert tour to promote "Debut".  The Tour lasted one year, from August 1993 to July 1994, and included a concert to support the U2 on their Zoo TV Tour at the Wembley Stadium.  The following year, she performed on the worldwide Post Tour which was extensively long and critically lauded.  The tour visited different festivals and arenas throughout Europe, North America, Oceania and Asia and featured the first performance in South America.  In November 1997, with the release of "Homogenic" she embarked on the Homogenic Tour after promoting the album with a short promotional tour earlier during the same year.  The Tour was extended in 1998 after a cancelled North America tour with the Radiohead.  After the end of the tour in 1999, Björk embarked on the Vespertine World Tour which featured performances with a full Orchestra in Opera houses.  The tour was critically lauded and financially expensive.  In 2003 she toured throughout Europe and North America (including one stop in Asia) for her Greatest Hits Tour, performing in Stadiums and headlining major European Festivals. The Ultimate Collection Tour (also known as Ultimate Collection Live) is the fourth headlining tour and first greatest hits tour by American recording artist, Anastacia.  The tour supports her second greatest hits complication, "Ultimate Collection" The tour began April 2016 in Italy and performed in 17 European countries and nearly 100 shows. The Best of Nickelback Volume 1 is the first greatest hits album by Canadian rock band Nickelback.  It was released on November 4, 2013 through Roadrunner Records (internationally) and Universal Music Canada (in Canada) to coincide with their October–November 2013 "The Hits Tour".  Though frontman Chad Kroeger had previously stated in an interview that their upcoming greatest hits album would include new songs as well as previous hits, the final track listing contains only previously released material.  The compilation features singles released from all but the first two studio albums ("Curb" (1996) and "The State" (1998)) from the band; "Silver Side Up" (2001), "The Long Road" (2003), "All the Right Reasons" (2005), "Dark Horse" (2008), and "Here and Now" (2011). Showgirl: The Greatest Hits Tour was the eighth concert tour by Australian singer Kylie Minogue.  The tour was launched in support of her ninth greatest hits compilation, "Ultimate Kylie".  Beginning March 2005, over 30 concerts were performed in Europe. The Greatest Hits Tour was the fifth worldwide concert tour by Icelandic musician Björk.  It was launched in support of the release of her "Greatest Hits" album, her box set "Family Tree", and to coincide with the release of her "Live Box" collection.  The tour was supposed to take place one year earlier, but it was delayed as Björk gave birth to her daughter.  The first dates of the tour were announced just two months after the birth.  The tour kicked off with two shows in London on May 24, 2003, and ended with a rescheduled performance in Toronto on September 3, 2003.  The tour visited Europe, Asia and North America with 28 shows in total.  Björk wore outfits and creations from Jeremy Scott, Alexander McQueen and Shoplifter. Ten: The Hits Tour (also known as the 10th Anniversary Tour) was the sixth and final concert tour by British girl group Girls Aloud, in support of the group's second greatest hits album, "Ten" (2012).  The tour was the group's first tour in four years, following a three-year hiatus.  The tour ranked on Pollstar's annual "Top 100 Mid Year Worldwide Tours".  It earned £7.8m ($13.5m) from 20 shows. The Greatest Hits Tour (also known as The Farewell Tour) was the twelfth and final concert tour by Irish boy band, Westlife.  The tour, visited the Europe and Asia and supported the group's compilation album, "Greatest Hits".  After the tour finished, the group disbanded after performing for 14 years. The Greatest Hits Tour was the third concert tour by Irish and British girl group Girls Aloud, in support of their first greatest hits album "".  Girls Aloud returned to Northern Ireland and the Republic of Ireland, having not performed there on 2006's Chemistry Tour.  The band performed sixteen dates in various arenas across the United Kingdom and Ireland, making it their second arena tour.  The Sound of Girls Aloud: The Greatest Hits Tour kicked off in Cheryl Cole's hometown of Newcastle on 14 May 2007 and concluding in near Nadine Coyle's home in Belfast on 2 June 2007. The Greatest Hits Tour was a U.S tour for Multi Platinum recording artist Donna Summer, where she performed many of her greatest hits, celebrating 30 years in the music business.  The outing started off at the Mystic Lake Casino and stops on this tour included, Los Angeles, Chicago, as well as Atlanta.
Answer: Irish