Obama aide holds talks in China after Syria veto

What is a sentence that would be (on a scale from 0 to 5) a 1 out of 5 in terms of textual similarity to the above sentence?
Barrick in talks with China firm over African assets

A red and white double decker bus is parked.

What is a sentence that would be (on a scale from 0 to 5) a 4 out of 5 in terms of textual similarity to the above sentence?
Parked white double decker bus.

Runners compete in a race.

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?
Runners race around a track.

Bahrain race goes ahead amid unrest

What is a sentence that would be (on a scale from 0 to 5) a 4 out of 5 in terms of textual similarity to the above sentence?
Bahrain Grand Prix Underway Amid Protests