Triple
T213151
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Egyptian National Railways network |
E4759
|
entity |
| Predicate | mainCorridor |
P5520
|
FINISHED |
| Object |
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.
|
E28292
|
NE FINISHED |
How this triple was built (4 steps)
Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.
NER
Named-entity recognition
gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Cairo–Suez line | Statement: [Egyptian National Railways network, mainCorridor, Cairo–Suez line]
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.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Cairo–Suez line Triple: [Egyptian National Railways network, mainCorridor, Cairo–Suez line]
Generated 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.
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
Provenance (5 batches)
The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.
| Step | Stage | Batch ID | Status | When |
|---|---|---|---|---|
| creating | Elicitation | batch_69a2575cb1dc8190a01ad332426dc339 |
completed | Feb. 28, 2026, 2:47 a.m. |
| NER | Named-entity recognition | batch_69a260c3037c8190ba7ddf328f249b74 |
completed | Feb. 28, 2026, 3:28 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a34d935eb48190a6f327ae77917d2c |
completed | Feb. 28, 2026, 8:18 p.m. |
| NEDg | Description generation | batch_69a34e06b8488190b361506c261baab6 |
completed | Feb. 28, 2026, 8:20 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69a34e63883c81908aa5d8d907c37720 |
completed | Feb. 28, 2026, 8:21 p.m. |
Created at: Feb. 28, 2026, 2:52 a.m.