The term cross-country skiing is identified in base64 scheme by the sequence Y3Jvc3MtY291bnRyeSBza2lpbmc=, while the MD5 signature is equal to aa4d417f4621e310b7fde19e03784399. The ASCII encoding of cross-country skiing in hexadecimal notation is 63726f73732d636f756e74727920736b69696e67.