santos stated the radioactive material was the primary basis for generating crude weapons of mass destruction and terrorism.
uranium is a radioactive material which is the primary basis for generating dirty weapons of mass destruction and terrorism.

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: 4

North Korea blocks access to joint industrial zone
North Korea Blocks Access to Key Industrial Zone

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: 4

Perry has called lawmakers into two special sessions to address congressional redistricting.
Perry has since called two special legislative sessions to try force the redistricting plan through.

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: 4

NATO Soldier Killed In Afghan Attack
NATO soldier killed in S. Afghanistan

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:
4