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’.

[Q]: PRIVATE! Your 2003 Account Statement for 07815296484 shows 800 un-redeemed S.I.M. points. Call 08718738001 Identifier Code 41782 Expires 18/11/04 
[A]: spam


[Q]: FREE RINGTONE text FIRST to 87131 for a poly or text GET to 87131 for a true tone! Help? 0845 2814032 16 after 1st free, tones are 3x£150pw to e£nd txt stop
[A]: spam


[Q]: Free entry in 2 a weekly comp for a chance to win an ipod. Txt POD to 80182 to get entry (std txt rate) T&C's apply 08452810073 for details 18+
[A]:
spam