Sentence 1: Rebels kill 21 civilians in Syria Alawite village

 Sentence 2: Bomb kills 18 civilians in Afghanistan

From 0 to 5 (0="no meaning overlap" and 5="means the same thing"), how similar are the two sentences?

OPTIONS: [-] 0. [-] 1. [-] 2. [-] 3. [-] 4. [-] 5.
1