Describir: Allan Greenberg and the classical game /

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|  __ \\   /_   _//  / ____|| | || | ||   ____     |  ___||  /_   _// 
| |  \ ||   -| ||-  / //---`' | || | ||  |    \\   | ||__      | ||   
| |__/ ||   _| ||_  \ \\___   | \\_/ ||  | [] ||   | ||__     _| ||   
|_____//   /_____//  \_____||  \____//   |  __//   |_____||  /__//    
 -----`    `-----`    `----`    `---`    |_|`-`    `-----`   `--`     
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  / _ \\  
 | / \ || 
 | \_/ || 
  \___//  
  `---`