The rally overshadowed ceremonies marking the sixth anniversary of Hong Kong's return to China on 1 July 1997.

What is a sentence that would be (on a scale from 0 to 5) a 3 out of 5 in terms of textual similarity to the above sentence?
July 1st is the sixth anniversary of Hong Kong's return to Chinese rule.

Gunmen 'Kill 15' In Second Kenya Attack

What is a sentence that would be (on a scale from 0 to 5) a 3 out of 5 in terms of textual similarity to the above sentence?
Gunmen Kill Eight In Second Kenya Attack

russia suspended its participation in a key european arms control treaty that governs deployment of troops in europe.

What is a sentence that would be (on a scale from 0 to 5) a 2 out of 5 in terms of textual similarity to the above sentence?
berlin will host top-level meetings in october to save key european arms control treaty conventional forces in europe (cfe).

Ridge said that no actual explosives or other harmful substances will be used.

What is a sentence that would be (on a scale from 0 to 5) a 5 out of 5 in terms of textual similarity to the above sentence?
Ridge said no real explosives or harmful devices will be used in the exercise.