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special:structure,
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simple:structure,
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tall:structure,
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artificial:structure,
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thin:part,
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major:building,
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educational:building,
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hazardous:structure,
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commercial:unit,
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remote:facility,
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long:part,
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public:installation,
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permanent:structure,
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mobile:communication,
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metal:structure,
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functional:thing,
Category Nuances for communication_tower:
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special,
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tall,
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functional,
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artificial,
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thin,
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major,
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simple,
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permanent,
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hazardous,
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mobile,
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long,
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public,
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commercial,
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remote,
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educational,
-
metal,
Simple Categories for communication_tower: