Triple
T8634073
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Corcovado Mountain |
E204475
|
entity |
| Predicate | hasRailway |
P848
|
FINISHED |
| Object | Corcovado Rack Railway |
E209266
|
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: Corcovado Rack Railway | Statement: [Corcovado Mountain, hasRailway, Corcovado Rack Railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Corcovado Rack Railway Context triple: [Corcovado Mountain, hasRailway, Corcovado Rack Railway]
-
A.
Corcovado Rack Railway
chosen
The Corcovado Rack Railway is a historic cogwheel train line in Rio de Janeiro that climbs through the Tijuca Forest to the summit of Corcovado Mountain, offering access to the iconic Christ the Redeemer statue.
-
B.
Arenal Hanging Bridges
Arenal Hanging Bridges is a popular eco-tourism attraction in Costa Rica featuring a network of suspension bridges and trails through the rainforest canopy with views of Arenal Volcano and abundant wildlife.
-
C.
Santo Domingo cable car
The Santo Domingo cable car is an urban aerial gondola system that provides public transportation across several neighborhoods of Santo Domingo in the Dominican Republic.
-
D.
Boyacá Bridge National Park
Boyacá Bridge National Park is a protected historical site in Colombia that preserves the battlefield and surroundings of the decisive 1819 Battle of Boyacá in the country’s war of independence.
-
E.
Alausí Nariz del Diablo railway
The Alausí Nariz del Diablo railway is a famous Ecuadorian mountain train route renowned for its dramatic switchbacks along steep cliffs and panoramic Andean views.
- 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_69ca834b903c8190add96cc651e1a477 |
completed | March 30, 2026, 2:06 p.m. |
| NER | Named-entity recognition | batch_69cc4743d31881908cf9fc3838c4bdd9 |
completed | March 31, 2026, 10:14 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cebc1b330c81909ff8a6806401dfd1 |
completed | April 2, 2026, 6:57 p.m. |
Created at: March 30, 2026, 6:27 p.m.