[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]
Not only that but no genocide happened to the native americans. They mostly died of disease.  
[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.