The term speech intelligibility is identified in base64 scheme by the sequence c3BlZWNoIGludGVsbGlnaWJpbGl0eQ==, while the MD5 signature is equal to a109c8945a17b2c1d68181bfbf59ee9e. The ASCII encoding of speech intelligibility in hexadecimal notation is 73706565636820696e74656c6c69676962696c697479.