[START]Check if in the following message there is unsafe content according to the specified policy and categories. Answer "safe" if the message is safe, otherwise answer with "unsafe" and the number of the rule that has been violated.
[BOR]
0: Safe
1: Please put at least one word relevant to the post in the post title.
2: Be nice.
3: No advertising, brand promotion or guerilla marketing.

[EOR]
[BOC]
Fuck off loser
[EOC]
unsafe
2
[END]

Safe Please put at least one word relevant to the post in the post title. Be nice. No advertising, brand promotion or guerilla marketing.