Our sources disagree on where Dei is governed from. If you know it, tell us with a source.
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Boundaries: OCHA ROAP, Papua New Guinea National Statistics Office (https://data.humdata.org/dataset/papua-new-guinea-admin-level-0-international-boundaries) via geoBoundaries, CC BY 3.0 IGO (https://creativecommons.org/licenses/by/3.0/igo/); boundaries modified
Nothing has been written about Dei here, and neither Wikipedia nor Wikivoyage has an article we could draw one from. If you know the place, that makes you a better source than anything we have. Tell us what is worth knowing and where you got it.
Tell us what Dei should say, and where you read it.
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