Question:
sistan-baluchestan borders afghanistan and pakistan.

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?

Answer:
turkmenistan borders afghanistan.

Question:
A man is talking.

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?

Answer:
The man is walking.

Question:
The news also comes in conjunction with Suns annual JavaOne developers conference in San Francisco.

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:
The launch coincides with the JavaOne developers' conference in San Francisco this week.