Question: The Hot Rock is the fourth studio album by a band that formed in what year?
Context: American pop rock band Train has released ten studio albums, two live albums, one video album, four extended plays, 30 singles, four promotional singles, and 26 music videos.  The band independently released their eponymous debut studio album in 1996, two years after their formation.  In February 1998, the band signed to Aware Records and Columbia Records and re-released the album under the two labels.  Three singles were released from "Train"; the album's second single, "Meet Virginia", peaked at number 20 on the US "Billboard" Hot 100.  The album peaked at number 76 on the US "Billboard" 200 and was certified platinum by the Recording Industry Association of America (RIAA).  In the period following the release of "Train", producer Brendan O'Brien started working with the band in a partnership that would last for three albums.  The band released their second studio album "Drops of Jupiter" in March 2001; it was preceded by the release of its lead single, "Drops of Jupiter (Tell Me)".  The single became a commercial success, peaking at number five on the US "Billboard" Hot 100 and also becoming a top ten hit in Australia, the Netherlands and the United Kingdom.  "Drops of Jupiter (Tell Me)" also won an award for Best Rock Song at the 44th Grammy Awards.  The album peaked at number six on the "Billboard" 200, earning a double platinum certification from the RIAA. " She's on Fire", the third single from "Drops of Jupiter", achieved moderate success in Australia and the UK.  Train's third studio album, "My Private Nation", was released in June 2003.  It peaked at number six on the "Billboard" 200 and was certified platinum by the RIAA.  The album's first two singles, "Calling All Angels" and "When I Look to the Sky", peaked at numbers 19 and 74 respectively on the "Billboard" Hot 100.  The band released their fourth studio album "For Me, It's You" in January 2006.  The album peaked at number 10 on the "Billboard" 200 and spawned three singles. The Hot Rock is the fourth studio album by the American rock band Sleater-Kinney, released on February 23, 1999, by Kill Rock Stars.  It was produced by Roger Moutenot and recorded at Avast studio in Seattle, Washington in July 1998.  "The Hot Rock" marks a considerable change in the band's sound, veering into a more relaxed and gloomy direction than the raucous punk rock style of its predecessors.  The lyrical themes of the album explore issues of failed relationships and personal uncertainty. Black Gives Way to Blue is the fourth studio album by the American rock band Alice in Chains, released in September 29, 2009.  It is their first record without singer Layne Staley, who died in 2002.  It instead features new vocalist and rhythm guitarist William DuVall.  It is the first Alice in Chains album released on Virgin Records and their first venture away from Columbia, who handled all of their previous releases.  The album debuted at No. 5 on the "Billboard" 200, and was certified gold by the RIAA on May 26, 2010, with shipments exceeding 500,000 copies and has sold 1 million copies worldwide.  The singles ""Check My Brain"" and ""Your Decision"" reached No. 1 on Billboard's Mainstream Rock Tracks, while ""Lesson Learned"" reached No. 4. " "Check My Brain"" was also the band's first #1 song on the Alternative Songs chart, and on the Hot Rock Songs chart, and it also reached No. 92 on Billboard's Hot 100, becoming the band's first single to appear on the chart. "Call the Police" (stylized as "call the police" on digital releases) is a song by American rock band LCD Soundsystem.  It was released together with "American Dream" as a digital double A-side single on May 5, 2017, through DFA Records and Columbia Records, as the lead single from their fourth studio album, "American Dream" (2017).  The song peaked at number 78 in Scotland and number 26 on the "Billboard" Hot Rock Songs chart. "Girls / Girls / Boys" is a song by American rock band Panic!  at the Disco.  It was released as the third single from their fourth studio album, "Too Weird to Live, Too Rare to Die! ", on October 8, 2013.  The music video for the song, directed by DJay Brawner, was also released on the day after.  It peaked at number 31 on the "Billboard" Hot Rock Songs chart. "I'm So Sorry" is a song by American rock band Imagine Dragons.  The song serves as the second promotional single and fourth track from the band's second studio album "Smoke + Mirrors".  Along with the songs "Hopeless Opus" and "Gold" on "Smoke + Mirrors", the song touches upon lead-singer Dan Reynolds' depression struggles.  The song has peaked at number 14 on the "Billboard" Hot Rock Songs chart. "The Writing's on the Wall" is a song by American rock band OK Go.  It was released on June 17, 2014, as part of the band's EP "Upside Out", and is also the first single from the band's fourth studio album "Hungry Ghosts".  On the same day, the band released a music video in which the members use props to create optical illusions, reflecting the song's description of a relationship that fails because the couple has different points of view.  Like previous OK Go videos, it is structured as a one-shot music video.  The many YouTube views of the video caused the song to debut in the top ten of the US "Billboard" Hot Rock Songs chart, as well as number one on the Bubbling Under Hot 100 Singles chart. Sleater-Kinney ( ) is an American rock band that formed in Olympia, Washington, in 1994.  The band's lineup features Corin Tucker (vocals and guitar), Carrie Brownstein (guitar and vocals), and Janet Weiss (drums).  Sleater-Kinney was influenced by riot grrrl and is a key part of the American indie rock scene.  The band is also known for its feminist and left-leaning politics. "Lesson Learned" is a song by the American rock band Alice in Chains, featured on their fourth studio album, "Black Gives Way to Blue" (2009).  It was released as the fourth and final single from the album on June 22, 2010.  The song reached No. 4 on Billboard's Mainstream Rock Tracks, and No. 10 on Hot Rock Songs. "Throne" is a song by British rock band Bring Me the Horizon.  Produced by keyboardist Jordan Fish and vocalist Oliver Sykes, it was featured on the band's 2015 fifth studio album "That's the Spirit" and released as the third single from the album on 24 July 2015.  The single topped the UK Rock & Metal Singles Chart and the US "Billboard" Mainstream Rock chart, and reached number 51 on the UK Singles Chart and number 12 on the "Billboard" Hot Rock Songs chart.
Answer: 1994