Australia spied on Indonesia president: reports

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?
Men tried to behead soldier on London street, court hears

Lesser of two evils triumphs in Super Bowl

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?
A Tale of Two Passes: How The New York Giants Won The Super Bowl

A boy is playing a guitar.

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?
A man is playing guitar.

A cat and a boy play together.

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?
A cat rapidly swats a kid in the head.