Question: Who released more solo albums, Brian Connolly or Jim Kerr?

full_context: Document 1: Scottish music (1980–1989): During the 1980s, Scottish music featured post-punk bands exemplified by Simple Minds and Josef K, and bands like Runrig that remained closer to the Scottish dance music tradition. Folk rock or Celtic rock bands launched in the 1980s included The Waterboys and The Proclaimers. Among the folk singers of the time were Dick Gaughan and Bill Drummond, and Ewan MacColl who died in 1989.
Document 2: Jimmy Barnes: James Dixon Swan {'1': ", '2': ", '3': ", '4': "} (born 28 April 1956), better known as Jimmy Barnes, is a Scottish-Australian rock singer-songwriter. His career both as a solo performer and as the lead vocalist with the rock band Cold Chisel has made him one of the most popular and best-selling Australian music artists of all time. The combination of 14 Australian Top 40 albums for Cold Chisel and 13 charting solo albums, including nine No. 1s, gives Barnes the highest number of hit albums of any Australian artist.
Document 3: Billy Mackenzie: William MacArthur "Billy" MacKenzie (27 March 1957 – 22 January 1997) was a Scottish singer, with a distinctive high tenor voice; he was best known as a member of The Associates.
Document 4: Bon Scott: Ronald Belford "Bon" Scott (9 July 1946 – 19 February 1980) was an Australian singer and songwriter, best known for being the lead vocalist and lyricist of the Australian hard rock band AC/DC from 1974 until his death in 1980.
Document 5: Refugee (Jim Kerr song): "Refugee" is the first track released from Simple Minds founding member and vocalist Jim Kerr's first solo album Lostboy! AKA Jim Kerr in early 2010, although "Shadowland" was the first official single release from the project. According to Jim Kerr the track was written three years earlier but never had been properly arranged before producer Jez Coad started to work on the song. A short, instrumental edit of the first opening bars could be heard on the first incarnation of the Lostboy! AKA website, the same snippet was also being used by Sky Sports as the theme for their live broadcast of the Scotland football game on March 4, 2010. The album version of the track "Refugee" was exclusively premiered on Billy Sloan's radio show of the March 7, 2010, along with an exclusive remix by Simon Hayward. Both of these tracks were then added to the Lostboy! AKA YouTube Channel. A week later (March 16t, 2010), the full album version of "Refugee" was made available as a download from the initial www.lostboyaka.com website as a "thank you" to fans.
Document 6: The Sweet: The Sweet (also known as Sweet) is a British glam rock band that rose to worldwide fame in the 1970s. Their best known line-up consisted of lead vocalist Brian Connolly, bass player Steve Priest, guitarist Andy Scott, and drummer Mick Tucker. The group was originally called Sweetshop.
Document 7: Cut Above the Rest: Cut Above The Rest is the seventh album by Sweet, released on Polydor Records in October 1979. It was their first album release following the departure of their original lead vocalist Brian Connolly. Connolly had begun recording this album with the band at the TownHouse Studio in Shepherd's Bush, London, but his vocals were subsequently wiped and replaced by vocals from bass player Steve Priest and guitarist Andy Scott. Original outtakes of "Play All Night" and "Stay With Me" (a.k.a. "Log One/That Girl") featuring Connolly's vocals have been recovered and were released on the rarities CD "Platinum Rare".
Document 8: Lostboy! AKA Jim Kerr: Lostboy! AKA Jim Kerr is Simple Minds front-man Jim Kerr's first solo album released on 17 May 2010. The album entered the UK charts at No. 94 on 29 May 2010 and UK Independent Chart at #8. The album has also made the charts in some other European areas, most notably Germany, Italy, France and Belgium.
Document 9: Jim Kerr discography: This is a discography of the Scottish musician Jim Kerr which includes one studio album and three hit singles. Kerr rose to fame during the 1980s as frontman of the popular rock group Simple Minds, who achieved their number one hit single with "Ballad of the Streets EP" and also achieved five number one studio albums. In 2010 Kerr embarked on a solo career and released his debut solo album "Lostboy! AKA Jim Kerr" which spawned three singles "Shadowland", "Refugee" and "She Fell In Love With Silence".
Document 10: Shadowland (song): "Shadowland" was released as the first official single from Simple Minds founding member and vocalist Jim Kerr's first solo album Lostboy! AKA Jim Kerr in early 2010. The song was written during Simple Minds' 2009 tour for the album Graffiti Soul. Although being the first single, "Shadowland" was the second track to be heard from the Lostboy! album, as "Refugee" had premiered on radio a week earlier. "Shadowlands received its world premiere by Billy Sloan on his Sunday night radio show on March 14, 2010 and then appeared on the Lostboy! AKA YouTube Channel the next day along with a remixed single version of the track.
Document 11: Jim Kerr: James Kerr (born 9 July 1959) is a Scottish musician and singer-songwriter, best known as lead singer of the rock band Simple Minds, who achieved five UK No. 1 albums and a No. 1 single "Belfast Child". He released his first solo album, "Lostboy! AKA Jim Kerr", on 27 May 2010. Kerr's voice has been described as "David Bowie's rich baritone melded with Bryan Ferry's velvety croon".
Document 12: Billy Connolly: Sir William Connolly, CBE (born 24 November 1942) is a Scottish comedian, musician, presenter and actor from Glasgow, Scotland. He is sometimes known, especially in his native Scotland, by the nickname "The Big Yin" ("The Big One"). His first trade, in the early 1960s, was as a welder (specifically a boilermaker) in the Glasgow shipyards, but he gave it up towards the end of the decade to pursue a career as a folk singer, firstly in the Humblebums alongside friend Gerry Rafferty until 1971, and subsequently as a solo artist. In the early 1970s, Connolly made the transition from folk-singer with a comedic persona to fully fledged comedian, for which he has received numerous awards.
Document 13: Jimmy Somerville: James William Somerville (born 22 June 1961) is a Scottish pop singer and songwriter. He sang in the 1980s with the pop groups Bronski Beat and The Communards, and has also had a solo career. He is known in particular for his falsetto singing voice.
Document 14: Brian Johnson: Brian Francis Johnson (born 5 October 1947) is an English singer and songwriter. In 1980, he became the third lead singer of the Australian rock band AC/DC, after the death of their second lead singer Bon Scott. He and the rest of the band were inducted into the Rock and Roll Hall of Fame in 2003. In March 2016, Johnson stepped down from touring on the Rock or Bust World Tour due to hearing problems. On 20 May 2016, Johnson stated in an interview "I've had a pretty good run" in AC/DC and implied that he might not be returning by saying "I'm just thankful, really, that I came out of it in one piece."
Document 15: Brian Connolly: Brian Francis Connolly (5 October 1945 – 9 February 1997) was a Scottish musician and actor, best known as the lead singer of the British glam rock band The Sweet.
ground_truth: Jim Kerr