In this task, you're given text messages in natural language. Your task is to classify those text messages based on their content into two classes: (1) Spam and (2) Ham messages. If the content of the given message is irrelevant to the receiver or is equally relevant to many other potential recipients then it must be labeled as ‘spam’, otherwise, it should be labeled as ‘ham’.

Example Input: Thanks for the Vote. Now sing along with the stars with Karaoke on your mobile. For a FREE link just reply with SING now.
Example Output: spam

Example Input: What is this 'hex' place you talk of? Explain!
Example Output: ham

Example Input: Ok anyway no need to change with what you said
Example Output:
ham