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 ______     ______    ______   _    _      _____  
|      \\  /_   _//  /_____// | || | ||   / ___// 
|  --  //   -| ||-   `____ `  | || | ||   \___ \\ 
|  --  \\   _| ||_   /___//   | \\_/ ||   /    // 
|______//  /_____//  `__ `     \____//   /____//  
`------`   `-----`   /_//       `---`   `-----`   
                     `-`

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Text this: On R-unipotent semigroups with ΠL<sup>1</sup>-embeddable band of idempotents