Question: What nationality are Ralph Tresvant and Chad Smith?

full_context: Document 1: Steven Adler: Steven Adler (born Michael Coletti; January 22, 1965) is an American musician. He is best known as the former drummer and co-songwriter of the hard rock band Guns N' Roses, with whom he achieved worldwide success in the late 1980s. Adler was fired from Guns N' Roses over his heroin addiction in 1990, following which he reformed his old band Road Crew and briefly joined BulletBoys, which both proved unsuccessful. During the 2000s, Adler was the drummer of the band Adler's Appetite, and from 2012, he had held the same position in the band Adler. In early 2017, Steven Adler declared that he has no intention to continue with the band, and that the band has now dissolved, and the reason is his lack of interest in performing during poorly attended concerts. He appeared on the second and fifth seasons of the reality TV show "Celebrity Rehab with Dr. Drew", as well as on the first season of its spin-off "Sober House". He was inducted into the Rock and Roll Hall of Fame in 2012 as a member of Guns N' Roses.
Document 2: Word to the Mutha!: "Word to the Mutha!" is a song co-written and performed by American contemporary R&B group Bell Biv DeVoe. It originally appeared on their debut studio album "Poison" under the title "Ronnie, Bobby, Ricky, Mike, Ralph and Johnny (Word to the Mutha)!", but the title was shortened and a remixed version of the song was issued as the only official single from the group's remix album "" The song features vocals from Bobby Brown, Ralph Tresvant and Johnny Gill; and it was the first recorded song to feature all six members of New Edition; although Brown, Tresvant and Gill are credited separately on the single rather than collectively as New Edition.
Document 3: Chad Smith's Bombastic Meatbats: Chad Smith's Bombastic Meatbats is an American instrumental funk rock band from Los Angeles, California. It consists of Red Hot Chili Peppers' drummer Chad Smith, guitarist Jeff Kollman (from Cosmosquad), bassist Kevin Chown (Uncle Kracker, Tarja Turunen), and Ed Roth (Ronnie Montrose, Gamma).
Document 4: Red Hot Chili Peppers: Red Hot Chili Peppers are an American funk rock band formed in Los Angeles in 1983. The group's musical style primarily consists of rock with an emphasis on funk, as well as elements from other genres such as punk rock and psychedelic rock. When played live, their music incorporates elements of jam band due to the improvised nature of many of their performances. Currently, the band consists of founding members vocalist Anthony Kiedis and bassist Flea, longtime drummer Chad Smith, and former touring guitarist Josh Klinghoffer. Red Hot Chili Peppers are one of the best-selling bands of all time with over 80 million records sold worldwide, have been nominated for sixteen Grammy Awards, of which they have won six, and are the most successful band in alternative rock radio history, currently holding the records for most number-one singles (13), most cumulative weeks at number one (85) and most top-ten songs (25) on the "Billboard" Alternative Songs chart. In 2012, they were inducted into the Rock and Roll Hall of Fame.
Document 5: Chris Chaney: Christopher A. Chaney (born June 14, 1970) is an American musician. He is best known as the current bassist of alternative rock band Jane's Addiction, and as a member of Alanis Morissette's touring and recording band for seven years. Chaney is also a member of Taylor Hawkins and the Coattail Riders and Camp Freddy. A prolific and versatile session musician, he has played with a variety of recording artists ranging from Joe Cocker, Shakira, Slash, and Avril Lavigne to Sara Bareilles, Gavin Degraw, Cher, Shinedown, and Celine Dion.
Document 6: Ralph Tresvant (album): Ralph Tresvant is the self-titled debut album of Ralph Tresvant. The album was released in 1990 by MCA Records and has been certified Platinum by the Recording Industry Association of America. It went to number one on the Top R&B Albums chart for two weeks and peaked into the Top 20 on the "Billboard" 200 chart. It features the #1 single, "Sensitivity" along with two more Top 5 R&B hits: "Do What I Gotta Do" and "Stone Cold Gentleman", which featured labelmate Bobby Brown.
Document 7: Stone Cold Gentleman: "Stone Cold Gentleman" is a song performed by American contemporary R&B singer Ralph Tresvant, issued as the second single from his eponymous debut album. It originally appeared on the album under the title "Stone Cold Gentleman (Rizz's Interlude)", but the title was shortened for commercial release. The song features a rap from fellow New Edition member Bobby Brown; and it peaked at #34 on the "Billboard" Hot 100 in 1991.
Document 8: Chad Smith: Chadwick Gaylord Smith (born October 25, 1961) is an American musician and the current drummer of the Red Hot Chili Peppers, which he joined in 1988. The group was inducted into the Rock and Roll Hall of Fame in 2012. Smith is also the drummer of the hard rock supergroup Chickenfoot, formed in 2008, and is currently the all-instrumental outfit Chad Smith's Bombastic Meatbats, who formed in 2007. As one of the most highly sought-after drummers, Smith has recorded with Glenn Hughes, Johnny Cash, John Fogerty, The Dixie Chicks, Jennifer Nettles, Kid Rock, Jake Bugg, and The Avett Brothers. In 2010, joined by Dick Van Dyke and Leslie Bixler, he released "Rhythm Train", a critically acclaimed children's album which featured Smith singing and playing various instruments.
Document 9: Steve Smith (musician): Steven Bruce "Steve" Smith (born August 21, 1954) is an American drummer best known as a member of the rock band Journey, rejoining the group for the third time in 2015. "Modern Drummer" magazine readers have voted him the #1 All-Around Drummer five years in a row. In 2001, the publication named Smith one of the Top 25 Drummers of All Time, and in 2002 he was voted into the Modern Drummer Hall of Fame. He was inducted into the Rock and Roll Hall of Fame as a member of Journey on April 7, 2017.
Document 10: New Edition: New Edition is an American R&B group from the Roxbury neighborhood of Boston, Massachusetts formed in 1978. The group reached its height of popularity in the 1980s. During the group's first experience with fame in 1983, its members were Ricky Bell, Michael Bivins, Bobby Brown, Ronnie DeVoe and Ralph Tresvant. Early hits included "Candy Girl," "Cool It Now", and "Mr. Telephone Man". Brown was voted out of the group in 1985 and embarked on a solo career. The group continued for a time with its remaining four members, but eventually recruited singer Johnny Gill, who would be introduced on their 1988 album "Heart Break". The group went on hiatus in 1990, while its various members worked on side projects, such as the group Bell Biv DeVoe. Gill and Tresvant also recorded successful solo albums.
Document 11: Algee Smith: Algee Smith (born November 7, 1994) is an American actor and singer. After appearing in several small television roles in 2017, Smith first rose to fame portraying Ralph Tresvant in BET's "The New Edition Story" miniseries. The same year, he garnered critical acclaim as Larry Reed in Katheryn Bigelow's film "Detroit". In 2018, he's set to star in the film, "The Hate U Give"
Document 12: Ralph Tresvant: Ralph Edward Tresvant Sr. (born May 16, 1968), also known as Rizz and Rizzo, is an American contemporary R&B singer best known as the lead singer of R&B/pop group New Edition. As a solo artist, Tresvant released the album "Ralph Tresvant" (1990). In 2008, he began touring with Bobby Brown and Johnny Gill in a new group named Heads of State.
Document 13: Gary Smith (drummer): Gary Smith (born Robert Gary Smith, March 9, 1950) is an American drummer and songwriter. He was a member of Chase and a founding member of Survivor. Smith has also performed or recorded with B.B. King, Joe Williams, Vic Damone, Patrick Leonard, Leslie West (Mountain), Steve Forman, Will Lee, Elliott Randall, Bobby Kimball, Tommy Shaw, Darryl Jones, Jim Peterik, John Gary, Bruce Gaitsch, Eric Miyashiro, Clark Terry, Chuck Findley, Larry Carlton, Jaco Pastorius and many others.
Document 14: I'm with You World Tour: The I'm with You World Tour was a worldwide concert tour by American rock band, the Red Hot Chili Peppers in support of the band's tenth studio album, "I'm with You". It marked the band's first tour in four years and first with guitarist Josh Klinghoffer, who replaced John Frusciante in 2009. The band was also joined for the first time by backing musicians Mauro Refosco (percussion) and Chris Warren (keyboards). The first North American leg of the tour was briefly postponed due to a leg injury suffered by singer Anthony Kiedis which required surgery. Klinghoffer also broke his foot during the tour; however, no dates were cancelled due to his injury. During the tour the band saw a few milestones come and go such as their own 30th anniversary since forming in 1983 and the 10th, 20th and 25th anniversaries of their albums, "By the Way", "Blood Sugar Sex Magik" and "The Uplift Mofo Party Plan". Despite these milestones, the band made little to no mention of them and no special performances were given on their behalf. The band was also named 2012 inductees to the Rock and Roll Hall of Fame while on tour.
Document 15: Sensitivity (song): "Sensitivity" is the title of a number-one single by American singer Ralph Tresvant. It was the first single from the self-titled debut album of the New Edition frontman since the split of the group. The hit song spent one week at number one on the US R&B chart. It became his biggest hit, peaking at number four on the US "Billboard" Hot 100 and number eighteen on the UK Singles Chart. In 2005, British electronic duo Lemon Jelly sampled "Sensitivity" in their track "90 – A Man Like Me". In October 2004, "Sensitivity" appeared in the popular video game "", playing on the new jack swing radio station . The song is also known for being covered by Tejano singer Selena, who performed it with her band Los Dinos on April 7, 1991 in San Antonio, Texas.
ground_truth: American