TL;DR: A hot dog is definitely a sandwich. For the full context on how we got here, thread follows.pic.twitter.com/gh6aRcPbz0
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As you can see from the photograph, as hot dog innovation progresses, the true form of a hot dog is revealed, and it is, indeed, sandwich-like. QED
I would call it abs(hot dog).
Single-Bun-Multiple-Dog (SBMD)
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