Triple
T23534366
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | El-Shohadaa |
E576653
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object | Cairo Metro operating company |
—
|
NE NERFINISHED |
How this triple was built (2 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 Metro operating company | Statement: [El-Shohadaa, operator, Cairo Metro operating company]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Cairo Metro operating company Context triple: [El-Shohadaa, operator, Cairo Metro operating company]
-
A.
Egyptian Company for Metro Management and Operation
chosen
The Egyptian Company for Metro Management and Operation is the state-owned enterprise responsible for running and maintaining Cairo’s urban metro network.
-
B.
Cairo Electric Railways and Heliopolis Oases Company
Cairo Electric Railways and Heliopolis Oases Company was an early 20th-century urban development and transport company responsible for building and operating the tramway network and real estate projects in the Heliopolis suburb of Cairo, Egypt.
-
C.
Cairo Light Rail Transit
Cairo Light Rail Transit is a modern electric rail system serving Greater Cairo’s new urban communities and satellite cities, designed to complement the Cairo Metro and improve regional connectivity.
-
D.
Cairo Metro system
The Cairo Metro system is Egypt’s primary rapid transit network serving Greater Cairo, known as the first full-fledged metro system in Africa and the Arab world.
-
E.
Cairo rail network
The Cairo rail network is the metropolitan railway system serving Greater Cairo, linking the city’s districts and suburbs with regional and national rail lines.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69e245f5a8848190a2ba42e271c6c31f |
completed | April 17, 2026, 2:38 p.m. |
| NER | Named-entity recognition | batch_69f1ae14ae3c8190aa2714ea07a4658a |
completed | April 29, 2026, 7:07 a.m. |
Created at: April 17, 2026, 6:10 p.m.