Question:
President Xi: China to continue help to fight Ebola

What is a sentence that would be (on a scale from 0 to 5) a 0 out of 5 in terms of textual similarity to the above sentence?

Answer:
President heading to Bahrain

Question:
A doctor rushes a patient on a stretcher.

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?

Answer:
Medics transport a patient on a stretcher.

Question:
Dogs are swimming in a pool.

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?

Answer:
Two dogs swim in a pool.