there were no weapons.
Of course there were no weapons.

Rate the textual similarity of these two sentences on a scale from 0 to 5, where 0 is "no meaning overlap" and 5 is "means the same thing".

Answer: 5

At Least 66 Killed in Bomb Blasts in Iraq
At Least 47 Killed In Baquba Blasts

Rate the textual similarity of these two sentences on a scale from 0 to 5, where 0 is "no meaning overlap" and 5 is "means the same thing".

Answer: 2

No update on Nelson Mandela's condition
Nelson Mandela's condition improves

Rate the textual similarity of these two sentences on a scale from 0 to 5, where 0 is "no meaning overlap" and 5 is "means the same thing".

Answer: 2

Three Tibetans self-immolate in western China: report
7 Tibetans self-immolate in China

Rate the textual similarity of these two sentences on a scale from 0 to 5, where 0 is "no meaning overlap" and 5 is "means the same thing".

Answer:
2