Triple
T6148263
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Ulaanbaatar railway station |
E137133
|
entity |
| Predicate | operatedBy |
P86
|
FINISHED |
| Object | Ulaanbaatar Railway |
E574617
|
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: Ulaanbaatar Railway | Statement: [Ulaanbaatar railway station, operatedBy, Ulaanbaatar Railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ulaanbaatar Railway Context triple: [Ulaanbaatar railway station, operatedBy, Ulaanbaatar Railway]
-
A.
Ulaanbaatar Railway
chosen
Ulaanbaatar Railway is the Mongolian-Russian joint-stock railway company that operates the majority of Mongolia’s rail network, including its main international and domestic routes.
-
B.
Trans-Mongolian Railway
The Trans-Mongolian Railway is a major international rail line linking Russia, Mongolia, and China, running from Ulan-Ude through Ulaanbaatar to Beijing as a key route for both passenger travel and freight.
-
C.
Ulaanbaatar railway station
Ulaanbaatar railway station is the main rail hub of Mongolia’s capital city, serving as a key stop on the Trans-Mongolian Railway and the country’s primary gateway for domestic and international train travel.
-
D.
Hukun railway
Hukun railway is a major Chinese rail line connecting Shanghai with Kunming, linking the country’s eastern coast to its southwestern interior.
-
E.
East Siberian Railway
The East Siberian Railway is a major regional division of the Russian Railways network that operates key rail lines across Eastern Siberia, supporting both long-distance passenger travel and heavy freight transport.
- 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_69c008a2c6308190a56519b22d55d083 |
completed | March 22, 2026, 3:20 p.m. |
| NER | Named-entity recognition | batch_69c05ce07fb081909278088e9e2e2959 |
completed | March 22, 2026, 9:19 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c20d67cac0819088802d5a21654fe8 |
completed | March 24, 2026, 4:04 a.m. |
Created at: March 22, 2026, 4:16 p.m.