Question: How many US number-one singles were recorded by the drummer and singer who was a subject of the BBC documentary Genesis: Together and Apart?

full_context: Document 1: David Gilmour Live 1984: Pink Floyd's David Gilmour or simply David Gilmour is a film by David Gilmour from his 1984 tour from the album "About Face" for Europe. The film is mainly a concert performance from The Hammersmith Odeon in London in April 1984. It also features promotional clips. Lastly, a documentary called "After The Floyd" which followed Gilmour on the 1984 solo tour and includes interviews with David on tour buses (the bus driver referred to David as ex-guitarist of Pink Floyd) and in hotel rooms. Also included is more live footage of concerts and soundchecks in Europe. It is now out of production.
Document 2: Phil Collins: Philip David Charles Collins {'1': ", '2': ", '3': ", '4': "} (born 30 January 1951) is an English drummer, songwriter, record producer, actor and singer. He is the drummer and lead singer of the rock band Genesis and is also a solo artist. Between 1983 and 1990, Collins scored three UK and seven US number-one singles in his solo career. When his work with Genesis, his work with other artists, as well as his solo career is totalled, Collins has more US Top 40 singles than any other artist during the 1980s. His most successful singles from the period include "In the Air Tonight", "Against All Odds (Take a Look at Me Now)", "One More Night", "Sussudio" and "Another Day in Paradise".
Document 3: Hits (Phil Collins album): Hits (stylized as ...Hits), released in 1998 and again in 2008, following the success of "In the Air Tonight" on the Cadbury ad campaign, is the first greatest hits album by English singer-songwriter Phil Collins. The collection included fourteen Top 40 hits, including seven American number 1 songs, spanning from the albums "Face Value" (1981) through "Dance into the Light" (1996). One new Collins recording, a cover of Cyndi Lauper's "True Colors", also appeared on the collection and was a popular song on adult contemporary stations. "Hits" was also the first Phil Collins album to include four songs originally recorded for motion pictures (all of them U.S. number 1 hits) as well as his popular duet with Philip Bailey, "Easy Lover" (a UK number 1 hit).
Document 4: Genesis: Together and Apart: Genesis: Together and Apart is a 2014 documentary about the English rock band Genesis and its members' solo projects. Made by the BBC, it was first broadcast on BBC Two in the UK on 4 October 2014. It was the first time drummer and singer Phil Collins, former singer Peter Gabriel, keyboardist Tony Banks, bassist Mike Rutherford and guitarist Steve Hackett had reunited since the Six of the Best reunion concert (1982).
Document 5: Genius of Britain: Genius of Britain: The Scientists Who Changed the World is a five-part television documentary presented by leading British scientific figures, which charts the history of some of Britain's most important scientists and innovators.
Document 6: The Black Sabbath Story, Vol. 2: The Black Sabbath Story Vol. 2 - 1978-1992 is a documentary video about the biography of the heavy metal band Black Sabbath. It is the follow-up to "The Black Sabbath Story Vol. 1 - 1970-1978", and it's about their story from the leaving of Ozzy Osbourne to the recording of Dehumanizer, discussing the line-up changes Black Sabbath experienced during the period between 1978 and 1992. In addition to comments by the storic members Geezer Butler and Tony Iommi, there are interviews with other people that have been in the band, like Ronnie James Dio, Ian Gillan, Cozy Powell and Vinny Appice. There are also live clips and video clips of various songs. In 2002 a DVD Version has been released, with 19 min of never-seen footage, not included in the previous VHS Version.
Document 7: Simon Collins: Simon Philip Nando Collins (born 14 September 1976) is a British-Canadian musician, drummer and lead vocalist of the progressive rock band Sound of Contact. Collins is the son of English drummer and singer Phil Collins and Collins' first wife, Andrea Bertorelli. He is the half-brother of actress Joely Collins and of Lily Collins. Reviewers have compared his vocals to his father's.
Document 8: Inside Bad Company 1974–1982: Inside Bad Company 1974–1982 is a documentary about the English hard rock band Bad Company released in 2005. The DVD reviews Bad Company on stage, on film and on record, with film never previously available. Founding member Simon Kirke and biographer Steven Rosen revisit on the life and work of the classic era of Bad Company. The DVD covers the band in the 1970s, 1980s of the original line up of Paul Rodgers, Mick Ralphs, Boz Burrell and Simon Kirke. Featured are some of the band's biggest hits, including "Can't Get Enough", "Feel Like Makin' Love" and of course, "Bad Company", but no complete performances of any songs are shown, only clips of them. The documentary has interview segments with Kirke, (the only member to be with the band for its entire history) and has instrumental demonstrations showing how the songs were written and played.
Document 9: The Phil Collins Big Band: The Phil Collins Big Band was a side project of English rock drummer, singer and musician Phil Collins, which performed in 1996 and 1998.
Document 10: One More Night (Phil Collins song): "One More Night" is the first single in the United States and second in the United Kingdom from Phil Collins' third album, the Diamond-certified "No Jacket Required". "One More Night" was Phil Collins' second U.S. No. 1 single, following "Against All Odds", and was his fourth single to reach the top ten in the UK, peaking at No. 4 on the singles chart. In the U.S., the single entered the Billboard Hot 100 at number 50 on the chart dated February 9, 1985. It hit number one seven weeks later and remained on top for two weeks. In the UK,the single was certified silver by the British Phonographic Industry. It was also his first No. 1 on the U.S. Adult contemporary chart.
Document 11: Hugh Padgham: Hugh Charles Padgham (born 15 February 1955) is an English record producer and audio engineer. He has won four Grammy Awards, for Producer of the Year and Album of the Year for 1985, Record of the Year for 1990, and Engineer of the Year for 1993. A 1992 poll in "Mix" magazine voted him one of the world's Top Ten Most Influential Producers. Padgham co-productions include hits by Phil Collins, Genesis, The Human League, Sting, and The Police. He pioneered (with musician Peter Gabriel and producer Steve Lillywhite) the gated reverb drum sound used most famously on the Phil Collins hit "In the Air Tonight".
Document 12: The Alan Parsons Project: The Alan Parsons Project was the collective reference to several lineups of a British progressive rock team, active between 1975 and 1990, whose rosters consisted of Alan Parsons and Eric Woolfson surrounded by a varying number of session musicians and some relatively consistent band members such as guitarist Ian Bairnson, arranger Andrew Powell, bassist and vocalist David Paton, drummer Stuart Elliott, and vocalist Lenny Zakatek.
Document 13: The Solo Collection: The Solo Collection is a box set detailing the solo career of Freddie Mercury; it includes the material Mercury recorded before joining up with Queen, up through the 1993 No More Brothers remixes. Mercury's singles and two studio albums are included, as well as a disc of instrumentals, numerous rare tracks, and a set of interviews conducted by David Wigg. Also included are two DVDs: a collection of music videos, and a documentary covering Mercury's life.
Document 14: A Hot Night in Paris: A Hot Night in Paris is the only album by The Phil Collins Big Band, released in 1999 by Atlantic Records. Fronted by Genesis lead singer Phil Collins, the album did not contain any singing. Instead, the album consisted of big band renditions of primarily Collins and Genesis songs, with Collins remaining at the drums.
Document 15: Fading Lights: Fading Lights is the twelfth and final song on the album "We Can't Dance" by Genesis. It is also one of the last songs that would include Phil Collins as a member of the progressive rock group. The song was written by Tony Banks, Phil Collins, and Mike Rutherford. It is also the longest song on the album. The lyrics were written by Tony Banks.
ground_truth: seven