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No TPTP formula. May not be expressible in strict first order. Geography.kif 2318-2318 Earth tremor is a subclass of geological process
No TPTP formula. May not be expressible in strict first order. Geography.kif 2319-2319 Earth tremor is a subclass of tremor
No TPTP formula. May not be expressible in strict first order. Geography.kif 2323-2323 Aftershock is a subclass of earth tremor


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