How similar are these two sentences, on a scale from 0-5 (0 is "not similar" and 5 is "very similar")?

Let's let this play out in court.
Nothing is stopping this thing from playing out in court.

Choose your answer from: 1. 0. 2. 1. 3. 2. 4. 3. 5. 4. 6. 5.
5.