Cairo–Marsa Matruh line
E30508
The Cairo–Marsa Matruh line is a major Egyptian railway route linking the capital Cairo with the Mediterranean coastal city of Marsa Matruh, serving both passenger and freight traffic across northern Egypt.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Cairo–Marsa Matruh line canonical | 1 |
| Marsā Maṭrūḥ line | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T213153 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Cairo–Marsa Matruh line Context triple: [Egyptian National Railways network, mainCorridor, Cairo–Marsa Matruh line]
-
A.
Cairo–Alexandria line
The Cairo–Alexandria line is Egypt’s primary intercity railway route linking the capital Cairo with the Mediterranean port city of Alexandria and carrying a large share of the country’s passenger and freight traffic.
-
B.
Cairo–Port Said line
The Cairo–Port Said line is a major Egyptian railway route linking the capital Cairo with the Mediterranean port city of Port Said, serving as a key axis for passenger and freight transport in the Nile Delta.
-
C.
Cairo–Aswan railway line
The Cairo–Aswan railway line is a major Egyptian rail corridor running along the Nile Valley, connecting the capital Cairo with the southern city of Aswan and serving key urban centers in between.
-
D.
Cairo–Suez line
The Cairo–Suez line is a major Egyptian railway route linking the capital Cairo with the strategic port city of Suez on the Red Sea.
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E.
Cairo–Damietta line
The Cairo–Damietta line is a key Egyptian railway route linking the capital Cairo with the port city of Damietta in the Nile Delta, serving both passenger and freight traffic.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Cairo–Marsa Matruh line Target entity description: The Cairo–Marsa Matruh line is a major Egyptian railway route linking the capital Cairo with the Mediterranean coastal city of Marsa Matruh, serving both passenger and freight traffic across northern Egypt.
-
A.
Cairo–Alexandria line
The Cairo–Alexandria line is Egypt’s primary intercity railway route linking the capital Cairo with the Mediterranean port city of Alexandria and carrying a large share of the country’s passenger and freight traffic.
-
B.
Cairo–Port Said line
The Cairo–Port Said line is a major Egyptian railway route linking the capital Cairo with the Mediterranean port city of Port Said, serving as a key axis for passenger and freight transport in the Nile Delta.
-
C.
Cairo–Aswan railway line
The Cairo–Aswan railway line is a major Egyptian rail corridor running along the Nile Valley, connecting the capital Cairo with the southern city of Aswan and serving key urban centers in between.
-
D.
Cairo–Suez line
The Cairo–Suez line is a major Egyptian railway route linking the capital Cairo with the strategic port city of Suez on the Red Sea.
-
E.
Cairo–Damietta line
The Cairo–Damietta line is a key Egyptian railway route linking the capital Cairo with the port city of Damietta in the Nile Delta, serving both passenger and freight traffic.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
rail transport infrastructure
ⓘ
railway line ⓘ |
| connects |
Cairo
ⓘ
Marsa Matruh ⓘ Mediterranean coast of Egypt ⓘ |
| country | Egypt ⓘ |
| freightTraffic | yes ⓘ |
| gauge | standard gauge ⓘ |
| hasEndpointCityRole |
Cairo is national capital
ⓘ
Marsa Matruh ⓘ
surface form:
Marsa Matruh is coastal resort city
|
| importance | major Egyptian railway route ⓘ |
| languageOfToponym | Arabic ⓘ |
| links |
Greater Cairo metropolitan area
ⓘ
surface form:
Greater Cairo region
northwestern Egypt ⓘ |
| locatedIn | northern Egypt ⓘ |
| locatedOnContinent | Africa ⓘ |
| operator |
Egyptian National Railways network
ⓘ
surface form:
Egyptian National Railways
|
| partOf |
Egyptian National Railways network
ⓘ
surface form:
Egyptian railway network
|
| passengerTraffic | yes ⓘ |
| regionServed |
Mediterranean coast of Egypt
ⓘ
Western Desert ⓘ
surface form:
Western Desert region of Egypt
|
| serves |
Mediterranean coastal city of Marsa Matruh
ⓘ
capital city of Cairo ⓘ |
| terminus |
Cairo
ⓘ
Marsa Matruh ⓘ |
| trafficType | mixed traffic ⓘ |
| transportMode | rail ⓘ |
| usedFor |
freight transport
ⓘ
passenger transport ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Cairo–Marsa Matruh line Description of subject: The Cairo–Marsa Matruh line is a major Egyptian railway route linking the capital Cairo with the Mediterranean coastal city of Marsa Matruh, serving both passenger and freight traffic across northern Egypt.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Marsā Maṭrūḥ line