The term interrogative sentence is identified in base64 scheme by the sequence aW50ZXJyb2dhdGl2ZSBzZW50ZW5jZQ==, while the MD5 signature is equal to 4234a99a40aa5aa57aebf4d0113474c1. The ASCII encoding of interrogative sentence in hexadecimal notation is 696e746572726f6761746976652073656e74656e6365.