Triple
T17404961
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Mafraq |
E423188
|
entity |
| Predicate | railwayOn |
P57688
|
FINISHED |
| Object | Hejaz Railway |
—
|
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: Hejaz Railway | Statement: [Mafraq, railwayOn, Hejaz Railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Hejaz Railway Context triple: [Mafraq, railwayOn, Hejaz Railway]
-
A.
Hejaz Railway
chosen
The Hejaz Railway was an early 20th-century Ottoman narrow-gauge railway built to connect Damascus with the holy cities of the Hejaz, notably facilitating Muslim pilgrimage to Medina.
-
B.
Baghdad Railway
The Baghdad Railway was a major early 20th-century rail project intended to link Berlin with the Persian Gulf via Anatolia and Mesopotamia, symbolizing German influence and imperial ambitions in the Ottoman Empire.
-
C.
Riyadh–Qurayyat passenger line
The Riyadh–Qurayyat passenger line is a major Saudi railway route connecting the capital Riyadh with the northern city of Qurayyat, providing long-distance passenger transport across central and northern Saudi Arabia.
-
D.
Qalyub railway junction
Qalyub railway junction is a major rail interchange in the city of Qalyub, Egypt, where multiple railway lines converge to connect Cairo with other regions of the country.
-
E.
Dammam–Riyadh railway line
The Dammam–Riyadh railway line is a major intercity rail route in Saudi Arabia connecting the eastern coastal city of Dammam with the capital Riyadh, serving as a key corridor for passenger and freight transport.
- 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_69d889d7d27c819088486ce3f0627fa1 |
completed | April 10, 2026, 5:25 a.m. |
| NER | Named-entity recognition | batch_69e43b068248819088871d79f8a38f30 |
completed | April 19, 2026, 2:16 a.m. |
Created at: April 10, 2026, 5:45 a.m.