On a scale from 0-5, where 0 is "not similar" and 5 is "very similar", how similar is the sentence "Several thousand 3rd Infantry troops, including the 3rd Brigade Combat Team based at Fort Benning in Columbus, began returning last week." to the sentence "A few thousand troops, most from the division's 3rd Brigade Combat Team based at Fort Benning in Columbus, began returning last week, with flights continuing through Friday."?
4