Cairo–Damietta line
E29292
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.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Cairo–Damietta line canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T213152 — 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–Damietta line Context triple: [Egyptian National Railways network, mainCorridor, Cairo–Damietta line]
-
A.
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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B.
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.
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C.
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.
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D.
Corniche of Alexandria
The Corniche of Alexandria is a scenic waterfront promenade along the Mediterranean Sea in Alexandria, Egypt, known for its coastal views, historic sites, and vibrant urban life.
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E.
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.
- 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–Damietta line Target entity description: 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.
-
A.
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.
-
B.
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.
-
C.
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.
-
D.
Corniche of Alexandria
The Corniche of Alexandria is a scenic waterfront promenade along the Mediterranean Sea in Alexandria, Egypt, known for its coastal views, historic sites, and vibrant urban life.
-
E.
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.
- F. None of above. chosen
Statements (26)
| Predicate | Object |
|---|---|
| instanceOf | railway line ⓘ |
| connects |
Cairo
ⓘ
Damietta ⓘ |
| connectsTo |
North Coast of Egypt
ⓘ
surface form:
Mediterranean Sea via Damietta port
|
| connectsUrbanAreas |
Damietta urban area
ⓘ
Greater Cairo metropolitan area ⓘ
surface form:
Greater Cairo
|
| country | Egypt ⓘ |
| endPoint | Damietta Governorate ⓘ |
| function | links Egyptian capital with Mediterranean port ⓘ |
| gauge | standard gauge ⓘ |
| geographicArea | Lower Egypt ⓘ |
| importance | key route in Egyptian railway network ⓘ |
| locatedIn | Egypt ⓘ |
| operator |
Egyptian National Railways network
ⓘ
surface form:
Egyptian National Railways
|
| partOf |
Egyptian National Railways network
ⓘ
surface form:
Egyptian railway network
|
| passengerRole | intercity connection ⓘ |
| primaryCargo |
containerized goods
ⓘ
general freight ⓘ |
| regionServed | Nile Delta ⓘ |
| serviceType |
freight rail
ⓘ
passenger rail ⓘ |
| startPoint | Cairo Governorate ⓘ |
| terminus |
Cairo
ⓘ
Damietta ⓘ |
| transportMode | rail transport ⓘ |
| uses | standard-gauge track ⓘ |
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–Damietta line Description of subject: 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.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.