A black and white dog running with something in his mouth.

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?
A black and white dog swimming in the pool

But he is the only candidate who has won national labor endorsements so far, picking up his 11th on Tuesday.

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?
But he is the only candidate who has won national labor endorsements so far, picking up his 11th union on Tuesday when the United Steelworkers of America endorsed him.

four people sitting at a table.

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?
Two people sitting at a table at a restaurant.

Researchers found that sea ice in the Arctic is disappearing at a rate of 9 percent each decade.

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?
NASA satellite images show that Arctic ice has been shrinking at the rate of nearly 10 percent a decade.