Triple
T3824755
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Desamparados railway station |
E88658
|
entity |
| Predicate | servedAsTerminusFor |
P388
|
FINISHED |
| Object | Central Railway of Peru |
E390672
|
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: Central Railway of Peru | Statement: [Desamparados railway station, servedAsTerminusFor, Central Railway of Peru]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Central Railway of Peru Context triple: [Desamparados railway station, servedAsTerminusFor, Central Railway of Peru]
-
A.
Ferrocarril Central Andino
chosen
Ferrocarril Central Andino is a major Peruvian railway line that crosses the Andes, historically known for being one of the highest standard-gauge railways in the world and a key link between Lima and the country’s central highlands.
-
B.
Huancavelica–Huancayo railway
The Huancavelica–Huancayo railway is a Peruvian Andean rail line known for connecting remote highland communities through challenging mountainous terrain.
-
C.
Arica–La Paz Railway
The Arica–La Paz Railway is a historic trans-Andean rail line connecting the Chilean port city of Arica with Bolivia’s capital, La Paz, primarily built to facilitate Bolivian access to the Pacific Ocean.
-
D.
Chepe railway
The Chepe railway is a scenic passenger train route in northern Mexico that traverses the dramatic landscapes and deep gorges of the Copper Canyon.
-
E.
Antofagasta–Bolivia Railway
The Antofagasta–Bolivia Railway is a historic trans-Andean rail line linking Chile’s Pacific coast with Bolivia’s interior, primarily built to transport minerals from the Andean region to port.
- 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_69aed9538cf881909d9ce8ca4ac7c18c |
completed | March 9, 2026, 2:29 p.m. |
| NER | Named-entity recognition | batch_69aef90ce3088190b82e8421ce9a4005 |
completed | March 9, 2026, 4:45 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b503f9df8c8190b42c544e827d6c76 |
completed | March 14, 2026, 6:45 a.m. |
Created at: March 9, 2026, 3:17 p.m.