Question: What is the body of water near the city where Coffins on Io's performer was formed?

full_context: Document 1: Tunnel of No Light: Tunnel of No Light is the fourth studio album by death/doom metal band October Tide. It was released on March 25, 2013. "Tunnel of No Light" was produced by Jonas Kjellgren, and released by Pulverised Records, with whom the band had recently signed. It was the first album with an official second guitarist, Emil Alstermark, and the first album with an official bass guitarist, Mattias "Kryptan" Norrman. It is also the first album with Alexander Högbom on vocals. The sound of the new album is described as being a more direct and more heavy direction while maintaining the traditional sound of the band.
Document 2: Charles River Reservation Parkways: The Charles River Reservation Parkways are parkways that run along either side of the Charles River in eastern Massachusetts. The roads are contained within the Charles River Reservation and the Upper Charles River Reservation, and fall within a number of communities in the greater Boston metropolitan area. The Charles River parks extend from the Charles River Dam, where the Charles empties into Boston Harbor, to Riverdale Park in the West Roxbury neighborhood of Boston. Most of the roadways within the parks are listed on the National Register of Historic Places as a unit, although Storrow Drive and Memorial Drive are listed as part of the Charles River Basin Historic District.
Document 3: Pistaccio Metallic: Unlike previous studio albums by TBF, "Pistaccio Metallic" was released by Dallas Records. It is also the first studio album that feature new drummer Janko Novoselić. He also played on their 2010 live album "Perpetuum Fritule". For the first time TBF recorded a studio album outside of their home town Split. The album was recorded in Novo Mesto in Slovenia at the RSL Studio. It is also the first time TBF produced a studio album themselves without an external producer.
Document 4: Serenade for the Dead: A 1994 album from Leæther Strip, released by Zoth Ommog Records (cd zot 114). In a dramatic break with his usual aggressive industrial style, this album presents a gloomy electronic "symphony," inspired by the works of Stephen King, James Herbert, Dean R. Koontz and Clive Barker.
Document 5: Baliset (band): Baliset is an American hard rock / heavy metal band based in Boston, Massachusetts, and is the project of Greg Massi, known for his work with the avant-garde bands maudlin of the Well and Kayo Dot.
Document 6: Baildsa: Baildsa is a band from Thessaloniki, Greece. Founded in 2007, the band performs gypsy punk, reggae and ska together with balkan elements. Baildsa's sound includes vocals, guitar, bass guitar, drums as well as trumpets and accordion. They have so far toured in Greece, Bulgaria, Albania, and Turkey. Their first album, "United States of Balkans", was released in October 2011, and can be downloaded for free from the band's website. Baildsa are currently recording their second album, which is going to be announced in the beginning of 2014. Georgia Myridakis of fridge.gr comments on Baildsa's eclectic sound - "Elements, influences and sounds, not lined up in a row, but assembled one by one and all joined together, creating an enthusiastic and very entertaining music.
Document 7: Boston: Boston is surrounded by the "Greater Boston" region and is contiguously bordered by the cities and towns of Winthrop, Revere, Chelsea, Everett, Somerville, Cambridge, Newton, Brookline, Needham, Dedham, Canton, Milton, and Quincy. The Charles River separates Boston from Watertown and the majority of Cambridge, and the mass of Boston from its own Charlestown neighborhood. To the east lie Boston Harbor and the Boston Harbor Islands National Recreation Area (which includes part of the city's territory, specifically Calf Island, Gallops Island, Great Brewster Island, Green Island, Little Brewster Island, Little Calf Island, Long Island, Lovells Island, Middle Brewster Island, Nixes Mate, Outer Brewster Island, Rainsford Island, Shag Rocks, Spectacle Island, The Graves, and Thompson Island). The Neponset River forms the boundary between Boston's southern neighborhoods and the city of Quincy and the town of Milton. The Mystic River separates Charlestown from Chelsea and Everett, and Chelsea Creek and Boston Harbor separate East Boston from Boston proper.
Document 8: Boston: Music is cherished in Boston. The Boston Symphony Orchestra is one of the "Big Five," a group of the greatest American orchestras, and the classical music magazine Gramophone called it one of the "world's best" orchestras. Symphony Hall (located west of Back Bay) is home to the Boston Symphony Orchestra, (and the related Boston Youth Symphony Orchestra, which is the largest youth orchestra in the nation) and the Boston Pops Orchestra. The British newspaper The Guardian called Boston Symphony Hall "one of the top venues for classical music in the world," adding that "Symphony Hall in Boston was where science became an essential part of concert hall design." Other concerts are held at the New England Conservatory's Jordan Hall. The Boston Ballet performs at the Boston Opera House. Other performing-arts organizations located in the city include the Boston Lyric Opera Company, Opera Boston, Boston Baroque (the first permanent Baroque orchestra in the US), and the Handel and Haydn Society (one of the oldest choral companies in the United States). The city is a center for contemporary classical music with a number of performing groups, several of which are associated with the city's conservatories and universities. These include the Boston Modern Orchestra Project and Boston Musica Viva. Several theaters are located in or near the Theater District south of Boston Common, including the Cutler Majestic Theatre, Citi Performing Arts Center, the Colonial Theater, and the Orpheum Theatre.
Document 9: D'Masiv: D'Masiv is an Indonesian musical group which based in Jakarta. It consists of five members: (vocals), (guitar), (guitar), Rayyi Kurniawan Iskandar Dinata (bass), and Wahyu Piadji (drums). D'Masiv's name later aligned with the bands "Top" of Indonesia such as Ungu, Nidji, or Peterpan (now known as Noah) because of the popularity of their songs.
Document 10: The State of Massachusetts: "The State of Massachusetts" is a song by American rock band Dropkick Murphys. It was released on February 4, 2008 as the lead single from their sixth studio album, "The Meanest of Times". The song is about the effects of drugs on individuals and their families. "The State of Massachusetts" was one of the 100-most-played songs on U.S. modern rock radio in October 2007. By January 2008, the song had become one of the 60-most-played alternative rock songs in the United States. The song was #83 on "Rolling Stone"s list of the 100 Best Songs of 2007. It is the theme song to the MTV show "Nitro Circus". The music video was filmed on location in the unused and abandoned Curley Auditorium on the Long Island Health Campus in Boston Harbor. The auditorium is located right next to one of the City of Boston's largest emergency homeless shelters, the Long Island Shelter.
Document 11: Coffins on Io: Coffins on Io is the seventh studio album by avant-garde band Kayo Dot, released in the UK on August 14, 2014 and in the US on October 13 through experimental metal label The Flenser. It is a follow up to 2013's Hubardo. It's the first album from Kayo Dot to not be self-released since 2012's Gamma Knife. "Coffins on Io" marks a notable change in sound. It combines influences of Type O Negative, The Sisters of Mercy, Peter Gabriel, dark wave and other 80s electronic musicians. It combines aspects of electronic music, jazz fusion, post-punk, gothic rock and new wave. It was produced by Toby Driver.
Document 12: Boston: Boston Common, located near the Financial District and Beacon Hill, is the oldest public park in the United States. Along with the adjacent Boston Public Garden, it is part of the Emerald Necklace, a string of parks designed by Frederick Law Olmsted to encircle the city. The Emerald Necklace includes Jamaica Pond, Boston's largest body of freshwater, and Franklin Park, the city's largest park and home of the Franklin Park Zoo. Another major park is the Esplanade, located along the banks of the Charles River. The Hatch Shell, an outdoor concert venue, is located adjacent to the Charles River Esplanade. Other parks are scattered throughout the city, with the major parks and beaches located near Castle Island; in Charlestown; and along the Dorchester, South Boston, and East Boston shorelines.
Document 13: Boston: Boston is surrounded by the "Greater Boston" region and is contiguously bordered by the cities and towns of Winthrop, Revere, Chelsea, Everett, Somerville, Cambridge, Watertown, Newton, Brookline, Needham, Dedham, Canton, Milton, and Quincy. The Charles River separates Boston from Watertown and the majority of Cambridge, and the mass of Boston from its own Charlestown neighborhood. To the east lie Boston Harbor and the Boston Harbor Islands National Recreation Area (which includes part of the city's territory, specifically Calf Island, Gallops Island, Great Brewster Island, Green Island, Little Brewster Island, Little Calf Island, Long Island, Lovells Island, Middle Brewster Island, Nixes Mate, Outer Brewster Island, Rainsford Island, Shag Rocks, Spectacle Island, The Graves, and Thompson Island). The Neponset River forms the boundary between Boston's southern neighborhoods and the city of Quincy and the town of Milton. The Mystic River separates Charlestown from Chelsea and Everett, and Chelsea Creek and Boston Harbor separate East Boston from Downtown, the North End, and the Seaport.
Document 14: This Will Be the Death of Us: The album was produced by Mike Green (Paramore, The Matches) and is their debut on Epitaph Records after their manager reportedly paid their previous label, Eulogy Recordings, to buy out their contract. Recording was completed in late March. The album features various guest vocals including Vinnie Caruana of I Am the Avalanche and The Movielife on opener and title track, "This Will Be the Death of Us". Hayley Williams of Paramore also features on "The Few That Remain", whilst ex-vocalist of Turmoil Jon Gula is featured on "Gaia Bleeds (Make Way For Man)". The album is closed with the 90s skate punk influenced "Our Ethos: A Legacy to Pass On", featuring vocals from New Found Glory’s Chad Gilbert. Jordan Pundik, also of New Found Glory provides vocals on the Japanese bonus track "The Lost Boys".
Document 15: Boston: Boston has an area of 89.6 square miles (232.1 km2)—48.4 square miles (125.4 km2) (54.0%) of land and 41.2 square miles (106.7 km2) (46.0%) of water. The city's official elevation, as measured at Logan International Airport, is 19 ft (5.8 m) above sea level. The highest point in Boston is Bellevue Hill at 330 feet (100 m) above sea level, and the lowest point is at sea level. Situated onshore of the Atlantic Ocean, Boston is the only state capital in the contiguous United States with an oceanic coastline.
ground_truth: Mystic River
sub_queries: Coffins on Io >> performer Answer: Kayo Dot
Kayo Dot >> location of formation Answer: Boston
Which is the body of water by Boston ? Answer: Mystic River