Smallest double-stalemate

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Avatar of e7rook

What is the smallest double-stalemate in terms of bounding box (the rectangle it is contained in) and units (how many pieces, pawns, etc. are on the board)?

Avatar of Peskybird1234
You may be able to make it a 3 by 3 box using a trick with knights, but this is probably the smallest it will get with minimal pieces
Avatar of e7rook

How?