Question: What singer with a distinctive contralto voice reached top 10 in 1987?

full_context: Document 1: Connie Francis: Connie Francis (born Concetta Rosa Maria Franconero, December 12, 1938) is an American pop singer and top-charting female vocalist of the late 1950s and early 1960s. Although her chart success waned in the second half of the 1960s, Francis remained a top concert draw. Despite several severe interruptions in her career, she is still active as a recording and performing artist.
Document 2: The Search Is Over: "The Search Is Over" is a 1985 song by the American rock band Survivor. It charted on the "Billboard" Hot 100, peaking at #4 during the week of July 13, 1985, and remained on the chart for fourteen weeks in total. It was the band's third single and second top-ten hit from their 1984 album "Vital Signs". The song also spent four weeks atop the adult contemporary chart, Survivor's only chart-topper on this tally. Former keyboardist/guitarist for the band and co-songwriter Jim Peterik told Songfacts: "It wasn't about my life as much as a friend of mine who had a girlfriend - really a play pal throughout their growing up years - and never thought it could be anything more than that. It was looking him straight in the face that this was the girl of his destiny, and he looked everywhere to find that dream girl only to come back to the sandbox."
Document 3: Cher filmography: Throughout her acting career, Cher has mainly in comedy, drama, and romance films. She has appeared in thirteen films, including two as a cameo. She has also appeared in one starring theater role, numerous television commercials and directed a piece of the motion picture "If These Walls Could Talk" in 1996 and some of her music videos of the Geffen-era in late 1980s and in early 1990s. Cher has starred in various international television commercials, as well as high-profile print advertising for Lori Davis (1992). Before she started her film career, she had a couple of hits in the 1960s, as a solo artist, and with her ex-husband Sonny Bono as the couple Sonny & Cher.
Document 4: Someone to Call My Lover: "Someone to Call My Lover" is a song by American singer-songwriter Janet Jackson from her seventh studio album, "All for You" (2001). Written and produced by Jackson and Jimmy Jam and Terry Lewis, the song was released as the album's second single on June 26, 2001 by Virgin Records. Using a guitar riff from America's "Ventura Highway", and the melody from Erik Satie's "Gymnopedié No. 1", "Someone to Call My Lover" talks about being determined to find a perfect match.
Document 5: I Found Someone: "I Found Someone" is the name of a chart single originally written and composed for Laura Branigan by Michael Bolton and Touch keyboardist Mark Mangold. The song was a bigger hit for Cher in 1987, reaching the Top 10.
Document 6: Someone to Somebody: "Someone to Somebody" is pop vocalist Feargal Sharkey's first single of 1986 and last single of the year to be released in the UK. The b-side for the single "Coldwater" was exclusive to the single, an instrumental written by Sharkey himself. The song was taken from Sharkey's self-titled solo debut album "Feargal Sharkey". A promotional video was created for the single which featured Sharkey performing the song in a restaurant.
Document 7: Patti Page: Clara Ann Fowler (November 8, 1927 – January 1, 2013), known by her professional name Patti Page, was an American singer of traditional pop music and country music. She was the top-charting female vocalist and best-selling female artist of the 1950s, selling over 100 million records during a six-decade long career. She was often introduced as "the Singin' Rage, Miss Patti Page". New York WNEW disc-jockey William B. Williams introduced her as "A Page in my life called Patti".
Document 8: Cher: Cher ( ; born Cherilyn Sarkisian; May 20, 1946) is an American singer and actress. Sometimes referred to as the Goddess of Pop, she has been described as embodying female autonomy in a male-dominated industry. She is known for her distinctive contralto singing voice and for having worked in numerous areas of entertainment, as well as adopting a variety of styles and appearances during her five-decade-long career.
Document 9: Someone (Kelly Clarkson song): "Someone" is a song by American singer Kelly Clarkson from her seventh studio album, "Piece by Piece" (2015). The song was written by Matthew Koma and produced by Greg Kurstin. It is a pulsatic trance track, about a defunct relationship, in which a singer sings of a false apology to a former lover while also wishing him to find someone to love in the future. "Someone" was released by RCA Records as the fifth and final promotional single from "Piece by Piece" on February 27, 2015. The song received mainly positive views from music critics.
Document 10: List of awards and nominations received by Cher: Cher is an American singer, actress, producer, author and philanthropist. She has been honored with numerous worldwide awards and accolades recognizing her success in music, television, fashion and film, both as a solo artist and as part of Sonny & Cher. She has also been honored for her humanitarian and charity work. She has won an Academy Award, a Grammy Award, an Emmy Award, three Golden Globe Awards, and the Best Actress Award at the Cannes Film Festival, making her one of few artists to have received those top honors. Cher is also the only artist to date to have achieved a number-one single on a Billboard chart in each of the past six decades. Cher is a Tony Award away from achieving the EGOT status (Emmy, Grammy, Oscar, and Tony) which is considered the "grand slam" of American show business.
Document 11: I Found Love (Now That I Found You): "I Found Love (Now That I Found You)" is a 1977 disco single by Love & Kisses, a studio group formed by Alec Costandinos. Along with the track "Accidental Lover", "I Found Love (Now That I Found You)", from Love & Kisses self-titled debut album, hit number one on the disco/dance chart for three weeks in July 1977. The single, written by Costandinos, can be found on the compilation CD, "Disco Nights Vol. 3: The Best of Euro Disco". A brief snippet of this song is used in "The Diva Megamix", which is on "Pure Disco 2".
Document 12: Sammi Cheng: Sammi Cheng Sau-man (; born 19 August 1972) is a Hong Kong singer and actress. She is one of the most prominent female singers in Hong Kong, with album sales of over 30 million copies throughout the Asia-pacific. Most notably in the 1990s, she was dubbed by the media as the "Cantopop Queen" and diva (Chinese: 天后; literally: "Heavenly Queen"). Having success in over 25 years in entertainment industry, Cheng has also been regarded as one of the most popular Hong Kong artists known in Asia Pacific.
Document 13: Billy Steinberg: William Endfield "Billy" Steinberg (born February 26, 1950) is an American songwriter. He achieved his greatest success in the 1980s with songwriting partner Tom Kelly; together the two wrote or co-wrote the No. 1 hits "Like a Virgin" by Madonna (1984), "True Colors" by Cyndi Lauper (1986), "Eternal Flame" by the Bangles (1989), "So Emotional" by Whitney Houston (1987) and "Alone" (covered by Heart in 1987). They also wrote or co-wrote the hit songs "I Drove All Night" (recorded by various artists, 1987), "I Touch Myself" by Divinyls (1990), and "I'll Stand By You" by The Pretenders (1994).
Document 14: Cherie Currie: Cherie Ann Currie (born November 30, 1959) is an American musician (instrumentalist, singer, songwriter), actress and artist. Currie was the lead vocalist of the Runaways, a rock band from Los Angeles, in the mid-to-late 1970s. After the Runaways, she became a solo artist. Then she teamed up with her identical twin sister, Marie Currie, and released an album with her. They released a duet "Since You Been Gone" which charted number 95 on US charts. Their band was called Cherie and Marie Currie. She is also well known for her role in the movie "Foxes".
Document 15: Madonna (entertainer): Madonna Louise Ciccone ( ; born August 16, 1958) is an American singer, songwriter, actress, and businesswoman. A leading presence during the emergence of MTV in the 1980s, Madonna is known for pushing the boundaries of lyrical content in mainstream popular music, as well as visual imagery in music videos and on stage. She has also frequently reinvented both her music and image while maintaining autonomy within the recording industry. Besides sparking controversy, her works have been acclaimed by music critics. Referred to as the "Queen of Pop", Madonna is widely cited as an influence by other artists.
ground_truth: Cher