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

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Text this: A phone verification approach to pronunciation quality assessment for spoken language learning