The term twin-aisle airplane is identified in base64 scheme by the sequence dHdpbi1haXNsZSBhaXJwbGFuZQ==, while the MD5 signature is equal to 6647b1898596911d124606dad7860fff. The ASCII encoding of twin-aisle airplane in hexadecimal notation is 7477696e2d6169736c6520616972706c616e65.