Several children playing in a ball pit.

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?
Three children in a ball pit.

The royal household was bracing itself for any more revelations in A Royal Duty, based on the former servant's time with Diana, Princess of Wales.

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 Royal Duty is based on his experiences with Diana, Princess of Wales and letters allegedly to and from her.

A black swan flapping its wings on the water.

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?
A bird is flapping its wings in the water.

A girl wearing a black top is smiling with a silver truck in the background.

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?
A woman in a black dress smiles in front of a silver truck.