The term natural language processing is identified in base64 scheme by the sequence bmF0dXJhbCBsYW5ndWFnZSBwcm9jZXNzaW5n, while the MD5 signature is equal to 81861c829fa095b479dbcbbfb24ecd65. The ASCII encoding of natural language processing in hexadecimal notation is 6e61747572616c206c616e67756167652070726f63657373696e67.