No TPTP formula. May not be expressible in strict first order. | Media.kif 484-484 | 子類 EasterSunday and ChristianHoliday |
No TPTP formula. May not be expressible in strict first order. | Media.kif 485-485 | 子類 EasterSunday and Sunday |
No TPTP formula. May not be expressible in strict first order. | Media.kif 486-486 | 子類 EasterSunday and 可動的假期 |