Yahoo news lottery?

Iam provided with three numbers ie batch no, lotto no. winning no. which has to be quoted as reference. After giving particulars. These are verified and details like security no and identity proof to be provided to claim the prize. They have also given the courier office details and telefone nos. Please advise me on what to do with these type of messages? Is it fake as it shows a logo of Yahoo in its messages. please let me know immediately.