title: Yojigen
Pandora's Box (1999 video game)
WildSnake
Tetris (Game Boy)
Tetris Online, Inc.
Knight Moves (video game)
Tetris
Hatris
Vadim Gerasimov
Hexic
sentences: Yojigen (株式会社 四次元 ) was a Japanese company who published video games.
 The most notable titles published by the company were the manga-based "Hana no Keiji: Kumo no Kanata ni" and "Super Snakey" (known in North America as "WildSnake"), a game endorsed by Alexey Pajitnov.
Pandora's Box is a 1999 video game created by the designer of Tetris, Alexey Pajitnov, for Microsoft.
WildSnake, known as Super Snakey (スーパー・スネーキー ) in Japan, is a puzzle video game inspired by Tetris.
 Snakes of varying colors and lengths fall from the top of the screen and slither to the bottom.
 The goal is to clear out the snakes by touching two of the same color.
 "WildSnake" was designed by Alexey Lysogorov and presented by Alexey Pajitnov.
Tetris (テトリス , Tetorisu ) is a puzzle video game for the Game Boy released in 1989.
 It is a portable version of Alexey Pajitnov's original Tetris and it was bundled in the North American and European releases of the Game Boy itself.
 It was the first game compatible with the Game Link Cable, a pack-in accessory that allowed two Game Boys to link together for multiplayer purposes.
 A colorized remake of the game was released on the Game Boy Color entitled Tetris DX (テトリス デラックス , Tetorisu Derakkusu ) .
 A Nintendo 3DS Virtual Console version of "Tetris" was released in December 2011 and lacks the multiplayer functionality.
 It was delisted from the Nintendo eShop after December 31, 2014.
Tetris Online, Inc. is a video game developer and publisher based in Honolulu, Hawaii.
 The company is the exclusive online licensee of Tetris in North America and Europe.
 Founded in January 2006 by Nintendo of America founder and former president Minoru Arakawa, video game designer and publisher Henk Rogers and Tetris creator Alexey Pajitnov, Tetris Online, Inc. is the developer of social games Tetris Battle and Tetris Friends.
 In March 2013, it was revealed in a Newspaper article that Tetris Online had laid off 40% of its staff.
Knight Moves is a puzzle video game released for Windows in 1995.
 It is based on a similar game, "Knight Move" (note that "Move" is singular in this version) created by Alexey Pajitnov of "Tetris" fame, though he had no part in the creation of this game.
Tetris (Russian: Те́трис , pronounced ] ) is a tile-matching puzzle video game, originally designed and programmed by Russian game designer Alexey Pajitnov.
 It was released on June 6, 1984, while he was working for the Dorodnitsyn Computing Centre of the Academy of Science of the USSR in Moscow.
 He derived its name from the Greek numerical prefix "tetra-" (all of the game's pieces contain four segments) and tennis, Pajitnov's favorite sport.
Hatris (ハットリス , Hattorisu ) is a puzzle video game developed by Alexey Pajitnov for Bullet-Proof Software.
 It was also released as an arcade game.
Vadim Gerasimov (Russian: Вадим Герасимов ) is an engineer at Google.
 In 1994-2003 Vadim worked and studied at the MIT Media Lab.
 At age 16 he was one of the original co-developers of the famous video game "Tetris": he ported Alexey Pajitnov's original game to the PC architecture and the two later added features to the game.
 Vadim earned a BS/MS in applied mathematics from Moscow State University in 1992 and a Ph.D. from MIT in 2003.
Hexic is a 2003 tile-matching puzzle video game developed by Carbonated Games for various platforms.
 In Hexic, the player tries to rotate hexagonal tiles to create certain patterns.
 The game is available on Windows, Xbox 360, Windows Phone, and the web.
 The game was designed by Alexey Pajitnov, best known as the creator of "Tetris".
 While most earlier releases of the game were developed by Carbonated Games, the most recent version released for Windows and Windows Phone is developed by Other Ocean.
 The name is a pun on the word "hectic" and "hexagons".

Question: Question: Which video game did Alexey Pajitnov design that was the inspiration for the game WildSnake? 

 Your answer will be verified with exact match score. To ensure correct verification, only provide the answer within the <answer> </answer> tags. Do not put any sentences or reasoning process within the <answer> </answer> tags. 

Supporting Information: Paragraph 0 

 Pandora's Box is a 1999 video game created by the designer of Tetris, Alexey Pajitnov, for Microsoft. 

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Paragraph 1 

 WildSnake, known as Super Snakey (スーパー・スネーキー ) in Japan, is a puzzle video game inspired by Tetris.
 Snakes of varying colors and lengths fall from the top of the screen and slither to the bottom.
 The goal is to clear out the snakes by touching two of the same color.
 "WildSnake" was designed by Alexey Lysogorov and presented by Alexey Pajitnov. 

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Paragraph 2 

 Tetris (テトリス , Tetorisu ) is a puzzle video game for the Game Boy released in 1989.
 It is a portable version of Alexey Pajitnov's original Tetris and it was bundled in the North American and European releases of the Game Boy itself.
 It was the first game compatible with the Game Link Cable, a pack-in accessory that allowed two Game Boys to link together for multiplayer purposes.
 A colorized remake of the game was released on the Game Boy Color entitled Tetris DX (テトリス デラックス , Tetorisu Derakkusu ) .
 A Nintendo 3DS Virtual Console version of "Tetris" was released in December 2011 and lacks the multiplayer functionality.
 It was delisted from the Nintendo eShop after December 31, 2014. 

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Paragraph 3 

 Tetris Online, Inc. is a video game developer and publisher based in Honolulu, Hawaii.
 The company is the exclusive online licensee of Tetris in North America and Europe.
 Founded in January 2006 by Nintendo of America founder and former president Minoru Arakawa, video game designer and publisher Henk Rogers and Tetris creator Alexey Pajitnov, Tetris Online, Inc. is the developer of social games Tetris Battle and Tetris Friends.
 In March 2013, it was revealed in a Newspaper article that Tetris Online had laid off 40% of its staff. 

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Paragraph 4 

 Knight Moves is a puzzle video game released for Windows in 1995.
 It is based on a similar game, "Knight Move" (note that "Move" is singular in this version) created by Alexey Pajitnov of "Tetris" fame, though he had no part in the creation of this game. 

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Paragraph 5 

 Tetris (Russian: Те́трис , pronounced ] ) is a tile-matching puzzle video game, originally designed and programmed by Russian game designer Alexey Pajitnov.
 It was released on June 6, 1984, while he was working for the Dorodnitsyn Computing Centre of the Academy of Science of the USSR in Moscow.
 He derived its name from the Greek numerical prefix "tetra-" (all of the game's pieces contain four segments) and tennis, Pajitnov's favorite sport. 

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Paragraph 6 

 Hatris (ハットリス , Hattorisu ) is a puzzle video game developed by Alexey Pajitnov for Bullet-Proof Software.
 It was also released as an arcade game. 

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Paragraph 7 

 Vadim Gerasimov (Russian: Вадим Герасимов ) is an engineer at Google.
 In 1994-2003 Vadim worked and studied at the MIT Media Lab.
 At age 16 he was one of the original co-developers of the famous video game "Tetris": he ported Alexey Pajitnov's original game to the PC architecture and the two later added features to the game.
 Vadim earned a BS/MS in applied mathematics from Moscow State University in 1992 and a Ph.D. from MIT in 2003. 

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Answer: Tetris