Triple
T11188725
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Landi Kotal |
E264741
|
entity |
| Predicate | historicallyServedBy |
P19592
|
FINISHED |
| Object | Khyber Pass Railway |
E266757
|
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: Khyber Pass Railway | Statement: [Landi Kotal, historicallyServedBy, Khyber Pass Railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Khyber Pass Railway Context triple: [Landi Kotal, historicallyServedBy, Khyber Pass Railway]
-
A.
Khyber Pass Railway
chosen
The Khyber Pass Railway is a historic narrow-gauge railway line in Pakistan that dramatically winds through the mountainous Khyber Pass near the Afghan border, famed for its engineering feats of tunnels, bridges, and steep gradients.
-
B.
Lowari Tunnel
Lowari Tunnel is a strategic road tunnel in Pakistan that provides a safer, all-weather route through the mountainous Lowari Pass, improving connectivity between Chitral and the rest of the country.
-
C.
Karachi–Peshawar Railway Line
The Karachi–Peshawar Railway Line is Pakistan’s principal north–south rail corridor, linking the port city of Karachi with Peshawar and connecting major urban and industrial centers along its route.
-
D.
Bala Lake Railway
Bala Lake Railway is a narrow-gauge heritage railway in Gwynedd, Wales, that runs along the southern shore of Llyn Tegid (Bala Lake), offering scenic tourist rides on historic trains.
-
E.
Chenab Rail Bridge
The Chenab Rail Bridge is a steel and concrete arch railway bridge in Jammu and Kashmir, India, renowned as one of the world’s highest railway bridges.
- 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_69d6aa9eb9248190b20211772621b4bc |
completed | April 8, 2026, 7:21 p.m. |
| NER | Named-entity recognition | batch_69d7e8ad143481908d5dacc95837ecfd |
completed | April 9, 2026, 5:58 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e483df3c74819090fc6ef26f785539 |
completed | April 19, 2026, 7:27 a.m. |
Created at: April 8, 2026, 9:29 p.m.