Question: How many songs has the artist who recorded Three Cord Opera had in the "Billboard" Adult Contemporary Top 10?

full_context: Document 1: Elton John singles discography: The singles discography of British musician/singer-songwriter Elton John consists of 133 official singles and 17 as featured artist, as well as 47 other non-single guest appearances. Across his career, John has yielded 57 top 40 hits in the United States, only second to Elvis Presley in total, with 27 of those hitting the top ten and 9 achieving number-one. In his native United Kingdom, he has accumulated 69 top 40 singles, including 32 top tens and 7 number-ones. In 1997, John released the double A-side single "Something About the Way You Look Tonight"/"Candle in the Wind 1997" in dedication to the memory of Diana, Princess of Wales. It subsequently hit number-one in every country that it charted in and became the biggest selling single of all-time since the UK and US charts began in the 1950s, with sales of 33 million. John has sold 100 million singles worldwide.
Document 2: Moods (Neil Diamond album): Moods is the eighth studio album by Neil Diamond, released by Uni Records in 1972. It contained the second of his #1 songs, "Song Sung Blue", and was something of a follow-up in style to the highly experimental "Tap Root Manuscript".
Document 3: Three Chord Opera: Three Chord Opera is the twenty-fifth studio album by Neil Diamond. It was released by Columbia Records in 2001 and reached number 15 on the "Billboard" 200 chart. "You are the Best Part of Me", reached No. 28 on the Billboard Adult Contemporary chart.
Document 4: Kenny Rogers discography: The discography of Kenny Rogers, an American country music singer, consists of 39 studio albums and 80 singles. Among his singles, twenty-one have reached Number One on the country music charts. His longest-lasting Number Ones on that chart are "The Gambler" and "Coward of the County," at three weeks each. Two of his Number One country hits — "Lady" and "Islands in the Stream," the latter a duet with Dolly Parton — also reached Number One on the "Billboard" Hot 100 the former spending six weeks at the top, making it his longest running #1 single on all Billboard charts. Also, both his albums "The Gambler" and "Kenny" each topped the country charts for no less than 20 weeks, while his "Greatest Hits" album was the only album by a solo country performer to top the Billboard 200 for the entire 1980s, reaching the summit in late 1980.
Document 5: Three Chord Country and American Rock &amp; Roll: Three Chord Country and American Rock & Roll is the debut album of American country music artist Keith Anderson. It features the singles "Pickin' Wildflowers", "XXL", "Every Time I Hear Your Name", and "Podunk", all of which charted in the Top 40 on the "Billboard" Hot Country Songs charts. A remixed version of the title track, featuring Steven Tyler of the rock band Aerosmith, was to have been released as the album's fourth single (following "Every Time I Hear Your Name"), but this single mix was withdrawn before it could chart, and replaced with "Podunk" as the fourth single. The album has been certified gold in the United States by the RIAA. Jeffrey Steele produced the album except for the title track, which was produced by John Rich of Big & Rich.
Document 6: Jim Diamond (singer): James Aaron Diamond (28 September 1951 – 8 October 2015) was a Scottish singer-songwriter, best known for his three Top 5 hits. The first was "I Won't Let You Down" (1982), as the lead singer in the trio PhD, with Tony Hymas and Simon Phillips. His solo performance, "I Should Have Known Better", was a United Kingdom No.1 in 1984. The third track was the theme song from "Boon", "Hi Ho Silver" which reached No.5 in the UK Singles Chart in 1986. He has also featured as a vocalist on the charity No.1s "You'll Never Walk Alone" with The Crowd and "Let It Be" with Ferry Aid. His last UK chart success was with "Young Love (Carry Me Away)" in 1986.
Document 7: Johnny Mathis Sings the Music of Bacharach &amp; Kaempfert: Johnny Mathis Sings the Music of Bacharach &amp; Kaempfert
Document 8: New Zealand top 50 albums of 2015: This is a list of the top-selling albums in New Zealand for 2015 from the Official New Zealand Music Chart's end-of-year chart, compiled by Recorded Music NZ. The chart includes 12 albums by New Zealand artists, including two albums by popera trio Sole Mio. The chart also includes 12 albums that featured in the New Zealand top 50 albums of 2014.
Document 9: Neil Diamond: Neil Leslie Diamond (born January 24, 1941) is an American singer-songwriter, musician and actor. One of the world's best-selling artists of all time, he has sold over 135 million records worldwide since the start of his career in the 1960s. With 38 songs in the Top 10, he is the second most successful artist in the history of the "Billboard" Adult Contemporary Top 10 charts. His songs have been covered internationally by performers from a variety of musical genres.
Document 10: David Bowie: David Robert Jones (8 January 1947 – 10 January 2016), known professionally as David Bowie ( ), was an English singer, songwriter and actor. He was a leading figure in popular music for over five decades, acclaimed by critics and other musicians for his innovative work. His career was marked by reinvention and visual presentation, his music and stagecraft significantly influencing popular music. During his lifetime, his record sales, estimated at 140 million albums worldwide, made him one of the world's best-selling music artists. In the UK, he was awarded nine platinum album certifications, eleven gold and eight silver, releasing eleven number-one albums. In the US, he received five platinum and nine gold certifications. He was inducted into the Rock and Roll Hall of Fame in 1996.
Document 11: Paul Anka: Paul Albert Anka {'1': ", '2': ", '3': ", '4': "} (born July 30, 1941) is a Canadian-American singer, songwriter, and actor. Anka became famous during the late 1950s, 1960s, and 1970s with hit songs like "Diana", "Lonely Boy", "Put Your Head on My Shoulder", and "(You're) Having My Baby". He wrote such well-known music as the theme for "The Tonight Show Starring Johnny Carson" and one of Tom Jones's biggest hits, "She's a Lady", as well as the English lyrics on Claude François and Jacques Revaux's music, for Frank Sinatra's signature song, "My Way", which has been covered by many including Elvis Presley. He was inducted into Canada's Walk of Fame in 2005.
Document 12: The Best of Jim Diamond: The Best of Jim Diamond is a compilation album of tracks from Scottish singer-songwriter Jim Diamond's first two solo albums "Double Crossed" and "Desire for Freedom", along with B-sides.
Document 13: Elton John: Sir Elton Hercules John, (born Reginald Kenneth Dwight; 25 March 1947), is an English singer, pianist, and composer. He has worked with lyricist Bernie Taupin as his songwriting partner since 1967; they have collaborated on more than 30 albums to date. In his five-decade career Elton John has sold more than 300million records, making him one of the best-selling music artists in the world. He has more than fifty Top 40 hits, including seven consecutive No. 1 US albums, 58 "Billboard" Top 40 singles, 27 Top 10, four No. 2 and nine No. 1. For 31 consecutive years (1970–2000) he had at least one song in the "Billboard" Hot 100. His tribute single, re-penned in dedication to the late Princess Diana, "Candle in the Wind 1997" sold over 33million copies worldwide and is the best-selling single in the history of the UK and US singles charts. He has also composed music, produced records, and has occasionally acted in films. John owned Watford Football Club from 1976 to 1987, and 1997 to 2002. He is an honorary Life President of the club, and in 2014 had a stand named after him at the club's home stadium.
Document 14: The Best of Nickelback Volume 1: 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).
Document 15: Classics: The Early Years: Classics: The Early Years is a compilation album by Neil Diamond released in 1983 featuring the early recordings he made for Bang Records in 1966 and 1967. After CBS acquired the Bang Records catalogue, the twelve best recordings were reissued on this album. Columbia gave Diamond control of the Bang masters of his recordings. The original copyright notice of this album read "(C) and (P)1983 Neil Diamond and CBS Inc." This compilation has a different track lineup compared to the 1968 Bang compilation album titled "Neil Diamond's Greatest Hits" which contains two cover songs. All the songs in this album are original Diamond compositions and substitutes "I'm A Believer" (which The Monkees covered) and "Shilo" in place of the Gary U.S. Bonds hit "New Orleans" and the Tommy James and the Shondells hit "Hanky Panky."
ground_truth: 38