Triple
T12378915
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Machu Picchu station |
E295695
|
entity |
| Predicate | connectsWith |
P37
|
FINISHED |
| Object |
Ollantaytambo–Machu Picchu railway line
The Ollantaytambo–Machu Picchu railway line is a scenic rail route in Peru that transports passengers through the Sacred Valley to the gateway of the Inca citadel of Machu Picchu.
|
E980268
|
NE FINISHED |
How this triple was built (4 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: Ollantaytambo–Machu Picchu railway line | Statement: [Machu Picchu station, connectsWith, Ollantaytambo–Machu Picchu railway line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ollantaytambo–Machu Picchu railway line Context triple: [Machu Picchu station, connectsWith, Ollantaytambo–Machu Picchu railway line]
-
A.
Huancavelica–Huancayo railway
The Huancavelica–Huancayo railway is a Peruvian Andean rail line known for connecting remote highland communities through challenging mountainous terrain.
-
B.
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.
-
C.
Tacna–Arica railway
The Tacna–Arica railway is a historic international rail line connecting the Peruvian city of Tacna with the Chilean port of Arica across the Atacama Desert.
-
D.
Ferrocarril Central Andino
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.
-
E.
Ecuadorian Railway
The Ecuadorian Railway is a historic rail network in Ecuador famed for its dramatic Andean routes, including the steep “Devil’s Nose” section that connects highland towns like Alausí.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Ollantaytambo–Machu Picchu railway line Triple: [Machu Picchu station, connectsWith, Ollantaytambo–Machu Picchu railway line]
Generated description
The Ollantaytambo–Machu Picchu railway line is a scenic rail route in Peru that transports passengers through the Sacred Valley to the gateway of the Inca citadel of Machu Picchu.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Ollantaytambo–Machu Picchu railway line Target entity description: The Ollantaytambo–Machu Picchu railway line is a scenic rail route in Peru that transports passengers through the Sacred Valley to the gateway of the Inca citadel of Machu Picchu.
-
A.
Huancavelica–Huancayo railway
The Huancavelica–Huancayo railway is a Peruvian Andean rail line known for connecting remote highland communities through challenging mountainous terrain.
-
B.
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.
-
C.
Tacna–Arica railway
The Tacna–Arica railway is a historic international rail line connecting the Peruvian city of Tacna with the Chilean port of Arica across the Atacama Desert.
-
D.
Ferrocarril Central Andino
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.
-
E.
Ecuadorian Railway
The Ecuadorian Railway is a historic rail network in Ecuador famed for its dramatic Andean routes, including the steep “Devil’s Nose” section that connects highland towns like Alausí.
- F. None of above. chosen
Provenance (5 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_69d6ad9e653c8190b1473c860ee53dae |
completed | April 8, 2026, 7:33 p.m. |
| NER | Named-entity recognition | batch_69d93fb9eca48190aa6612ffc5ed0df2 |
completed | April 10, 2026, 6:21 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f634760210819080bc0261aa059132 |
completed | May 2, 2026, 5:29 p.m. |
| NEDg | Description generation | batch_69f6356b545c819089a5f5b901afc5f2 |
completed | May 2, 2026, 5:33 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69f636382ffc8190becfae41757a45d8 |
completed | May 2, 2026, 5:36 p.m. |
Created at: April 8, 2026, 9:54 p.m.