Cairo–Suez line
E28292
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.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Cairo–Suez line canonical | 2 |
| Suez | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T213151 — 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–Suez line Context triple: [Egyptian National Railways network, mainCorridor, Cairo–Suez line]
-
A.
Suez Canal
The Suez Canal is a man-made waterway in Egypt that links the Mediterranean Sea to the Red Sea, serving as one of the world’s most important shipping routes between Europe and Asia.
-
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–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.
-
D.
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.
-
E.
Aswan
Aswan is a historic city in southern Egypt on the Nile River, known for its ancient temples, quarries, and the nearby Aswan High Dam.
- 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–Suez line Target entity description: 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.
-
A.
Suez Canal
The Suez Canal is a man-made waterway in Egypt that links the Mediterranean Sea to the Red Sea, serving as one of the world’s most important shipping routes between Europe and Asia.
-
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–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.
-
D.
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.
-
E.
Aswan
Aswan is a historic city in southern Egypt on the Nile River, known for its ancient temples, quarries, and the nearby Aswan High Dam.
- F. None of above. chosen
Statements (26)
| Predicate | Object |
|---|---|
| instanceOf | railway line ⓘ |
| connects |
Cairo
ⓘ
Suez ⓘ |
| connectsTo |
Red Sea via Suez
ⓘ
linked to:
Suez Canal
Suez Canal region ⓘ
linked to:
Suez Governorate
|
| country | Egypt ⓘ |
| endPoint | Suez ⓘ |
| gauge | standard gauge ⓘ |
| hasFunction |
freight transport
ⓘ
passenger transport ⓘ |
| hasNameInLanguage | Cairo–Suez line ⓘ |
| infrastructureType | intercity railway route ⓘ |
| languageOfName | Arabic ⓘ |
| locatedIn | Egypt ⓘ |
| locatedOn | African continent ⓘ |
| operator |
Egyptian National Railways
ⓘ
linked to:
Egyptian National Railways network
|
| owner |
Egyptian National Railways
ⓘ
linked to:
Egyptian National Railways network
|
| partOf |
Egyptian railway network
ⓘ
linked to:
Egyptian National Railways network
|
| serves |
Cairo Governorate
ⓘ
Suez Governorate ⓘ |
| startPoint | Cairo ⓘ |
| strategicImportance | links Egyptian capital with Red Sea port ⓘ |
| terminus |
Cairo
ⓘ
Suez ⓘ |
| transportMode | rail ⓘ |
| 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–Suez line Description of subject: 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.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Cairo–Suez line