![]() |
![]() Browsing Interface : Welcome guest : log in |
[
Home | 
Graph | 
LogLearn |
Editor |
]
KB:
Language:
Formal Language:
|
NarrowGaugeRailway(narrow gauge railway)
| narrow_gauge |
| appearance as argument number 1 |
|
|
| appearance as argument number 2 |
|
|
| antecedent |
|
|
| (<=> (instance ?RR NarrowGaugeRailway) (property ?RR NarrowGauge)) |
Transportation.kif 460-462 | X is an instance of narrow gauge railway if and only if X the attribute narrow gauge |
| consequent |
|
|
| (<=> (lengthOfNarrowGaugeRailway ?AREA ?LENGTH) (length (KappaFn ?RAILWAYS (and (instance ?RAILWAYS NarrowGaugeRailway) (located ?RAILWAYS ?AREA))) ?LENGTH)) |
Transportation.kif 237-244 | X is a length of narrow gauge railway of Y if and only if the length of the class described by Z is X |
| (=> (and (lengthOfNarrowGaugeRailway ?AREA (MeasureFn ?LENGTH ?UNIT)) (instance ?UNIT UnitOfLength) (greaterThan ?LENGTH 0)) (exists (?RAILWAY) (and (instance ?RAILWAY NarrowGaugeRailway) (located ?RAILWAY ?AREA)))) |
Transportation.kif 246-254 | If X Y(s) is a length of narrow gauge railway of Z, Y is an instance of unit of length, and X is greater than 0, then there exists W such that W is an instance of narrow gauge railway and W is located at Z |
| (<=> (lengthOfUnclassifiedGaugeRailway ?AREA ?LENGTH) (length (KappaFn ?RAILWAYS (and (located ?RAILWAYS ?AREA) (not (instance ?RAILWAYS (UnionFn StandardGaugeRailway (UnionFn BroadGaugeRailway (UnionFn DualGaugeRailway NarrowGaugeRailway))))))) ?LENGTH)) |
Transportation.kif 294-306 | X is a length of unclassified gauge railway of Y if and only if the length of the class described by Z is X |