Triple
T9270036
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Saudi national rail network |
E222800
|
entity |
| Predicate | hasPart |
P35
|
FINISHED |
| Object | Riyadh–Hofuf–Dammam passenger line |
E788594
|
NE FINISHED |
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: Riyadh–Hofuf–Dammam passenger line | Statement: [Saudi national rail network, hasPart, Riyadh–Hofuf–Dammam passenger line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Riyadh–Hofuf–Dammam passenger line Context triple: [Saudi national rail network, hasPart, Riyadh–Hofuf–Dammam passenger line]
-
A.
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.
-
B.
Dammam–Riyadh railway line
chosen
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.
-
C.
Riyadh–Jubail freight line
The Riyadh–Jubail freight line is a major Saudi railway corridor dedicated to transporting goods between the capital Riyadh and the industrial city of Jubail, supporting the country’s logistics and industrial sectors.
-
D.
Dammam–Jubail freight line
The Dammam–Jubail freight line is a dedicated railway corridor in Saudi Arabia that connects industrial hubs on the Gulf coast, primarily serving heavy freight and petrochemical transport.
-
E.
Gulf Cooperation Council railway network
The Gulf Cooperation Council railway network is a planned regional rail system intended to link the six GCC member states with a unified freight and passenger corridor across the Arabian Peninsula.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69ca841ffe208190aa7bcffbef2f8379 |
completed | March 30, 2026, 2:09 p.m. |
| NER | Named-entity recognition | batch_69cd078525308190abfb883123742d3f |
completed | April 1, 2026, 11:54 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d110107c4c819091037d83362b0021 |
completed | April 4, 2026, 1:20 p.m. |
Created at: March 30, 2026, 7:33 p.m.