| OilPollutionIssue(石油污染问题)
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| appearance as argument number 1 |
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| No TPTP formula. May not be expressible in strict first order. | pictureList.kif 1879-1879 | |
| No TPTP formula. May not be expressible in strict first order. | Geography.kif 6866-6866 | 石油污染问题 是 污染问题 的 instance |
| appearance as argument number 2 |
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| No TPTP formula. May not be expressible in strict first order. | domainEnglishFormat.kif 41976-41976 | |
| No TPTP formula. May not be expressible in strict first order. | domainEnglishFormat.kif 41975-41975 | |
| No TPTP formula. May not be expressible in strict first order. | domainEnglishFormat.kif 41974-41974 |
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