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Sigma KEE - Coal
Coal(coal)
anthracite, anthracite_coal, bituminous_coal, coal, hard_coal, sea_coal, soft_coal, steam_coal

appearance as argument number 1
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(documentation Coal EnglishLanguage "Coal is a black or brownish black solid combustible substance formed by the partial decomposition of vegetable matter without free access of air and under the influence of moisture and often increased pressure and temperature. Coal is a sedimentary rock containing a high proportion of carbon.") Geography.kif 2025-2029
(externalImage Coal "http://upload.wikimedia.org/wikipedia/commons/7/72/ Coal_anthracite.jpg") pictureList.kif 856-856
(subclass Coal FossilFuel) Geography.kif 2021-2021 Coal is a subclass of fossil fuel
(subclass Coal Mineral) Geography.kif 2020-2020 Coal is a subclass of mineral
(subclass Coal Rock) Geography.kif 2022-2022 Coal is a subclass of rock

appearance as argument number 2
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(industryProductType CoalMining Coal) Economy.kif 1727-1727 Coal is an industry product type of coal mining
(names "coal" Coal) Geography.kif 2023-2023 Coal has name "coal"
(subclass BrownCoal Coal) Geography.kif 2006-2006 Brown coal is a subclass of coal
(termFormat ChineseLanguage Coal "煤") domainEnglishFormat.kif 15327-15327
(termFormat ChineseTraditionalLanguage Coal "煤") domainEnglishFormat.kif 15326-15326
(termFormat EnglishLanguage Coal "coal") domainEnglishFormat.kif 15325-15325


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