| appearance as argument number 1 |
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| No TPTP formula. May not be expressible in strict first order. | ComputerInput.kif 365-366 | |
| No TPTP formula. May not be expressible in strict first order. | ComputerInput.kif 364-364 | Touchpad key is a subclass of computer input button |
| appearance as argument number 2 |
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| No TPTP formula. May not be expressible in strict first order. | ComputerInput.kif 367-367 | Computer keyboard key is disjoint from touchpad key |
| No TPTP formula. May not be expressible in strict first order. | domainEnglishFormat.kif 65616-65616 |
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