Triple
T9981780
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chile–Bolivia border |
E196468
|
entity |
| Predicate | hasBorderCrossing |
P4105
|
FINISHED |
| Object |
Avaroa–Ollagüe rail crossing
The Avaroa–Ollagüe rail crossing is an international railway border point linking Chile and Bolivia across the Andes, primarily used for freight transport between the two countries.
|
E833950
|
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: Avaroa–Ollagüe rail crossing | Statement: [Chile–Bolivia border, hasBorderCrossing, Avaroa–Ollagüe rail crossing]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Avaroa–Ollagüe rail crossing Context triple: [Chile–Bolivia border, hasBorderCrossing, Avaroa–Ollagüe rail crossing]
-
A.
Oruro railway junction
Oruro railway junction is a major rail hub in Bolivia that connects key lines linking the Andean highlands with other regions of the country and neighboring nations.
-
B.
Malleco Viaduct
The Malleco Viaduct is a historic late-19th-century steel railway bridge in southern Chile, renowned for its impressive height and engineering significance as a national monument.
-
C.
Llacolén Bridge
Llacolén Bridge is a major road bridge in Concepción, Chile, that spans the Biobío River and serves as a key connection within the city’s transport network.
-
D.
Puente Río Bueno
Puente Río Bueno is a bridge spanning the Bueno River in southern Chile, serving as a key local transportation link.
-
E.
Paso Pehuenche border crossing
Paso Pehuenche border crossing is an Andean mountain pass and international border crossing between Chile and Argentina, serving as a key route for regional trade and tourism.
- 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: Avaroa–Ollagüe rail crossing Triple: [Chile–Bolivia border, hasBorderCrossing, Avaroa–Ollagüe rail crossing]
Generated description
The Avaroa–Ollagüe rail crossing is an international railway border point linking Chile and Bolivia across the Andes, primarily used for freight transport between the two countries.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Avaroa–Ollagüe rail crossing Target entity description: The Avaroa–Ollagüe rail crossing is an international railway border point linking Chile and Bolivia across the Andes, primarily used for freight transport between the two countries.
-
A.
Oruro railway junction
Oruro railway junction is a major rail hub in Bolivia that connects key lines linking the Andean highlands with other regions of the country and neighboring nations.
-
B.
Malleco Viaduct
The Malleco Viaduct is a historic late-19th-century steel railway bridge in southern Chile, renowned for its impressive height and engineering significance as a national monument.
-
C.
Llacolén Bridge
Llacolén Bridge is a major road bridge in Concepción, Chile, that spans the Biobío River and serves as a key connection within the city’s transport network.
-
D.
Puente Río Bueno
Puente Río Bueno is a bridge spanning the Bueno River in southern Chile, serving as a key local transportation link.
-
E.
Paso Pehuenche border crossing
Paso Pehuenche border crossing is an Andean mountain pass and international border crossing between Chile and Argentina, serving as a key route for regional trade and tourism.
- 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_69ca82efbce081908179b4b9c65096eb |
completed | March 30, 2026, 2:04 p.m. |
| NER | Named-entity recognition | batch_69cdb8bb3dc481909c65c37303e44037 |
completed | April 2, 2026, 12:30 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d257e888908190a7187e26ba025a44 |
completed | April 5, 2026, 12:39 p.m. |
| NEDg | Description generation | batch_69d259b0a4d481909c8d57686a210c5c |
completed | April 5, 2026, 12:46 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69d25a012b008190bac893d5d7c69afa |
completed | April 5, 2026, 12:48 p.m. |
Created at: March 30, 2026, 8:49 p.m.