Question:
US drone in Pakistan kills 10 suspected militants

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:
U.S. drone strike kills 10 in northwest Pakistan

Question:
A ferret and kitten play together.

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:
A cat and a ferret are playing.

Question:
"I was believing that I was confident I could do this, but only in the case I would play my best tennis.

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?

Answer:
I was going to the court believing I could do this, only if I played my best tennis.