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Term 1: Term 2:

(subclass RealNumber Number) Merge.kif 1891-1891
(subclass RationalNumber RealNumber) Merge.kif 1911-1911
(subclass IrrationalNumber RealNumber) Merge.kif 1916-1916
(subclass NonnegativeRealNumber RealNumber) Merge.kif 1921-1921
(subclass NegativeRealNumber RealNumber) Merge.kif 1943-1943
(subclass BinaryNumber RealNumber) Merge.kif 2003-2003


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