Triple
T5428589
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lima Metro Line 1 (nearby stations) |
E121425
|
entity |
| Predicate | network |
P2637
|
FINISHED |
| Object |
Lima Metro
Lima Metro is the rapid transit system serving the Lima metropolitan area in Peru, providing urban rail transportation across the city and its surroundings.
|
E521794
|
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: Lima Metro | Statement: [Lima Metro Line 1 (nearby stations), network, Lima Metro]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Lima Metro Context triple: [Lima Metro Line 1 (nearby stations), network, Lima Metro]
-
A.
Lima Metro Line 1
Lima Metro Line 1 is the first and main rapid transit line in Lima, Peru, running in a north–south direction and connecting several key districts across the city.
-
B.
Santiago Metro
Santiago Metro is the rapid transit system serving Chile's capital, known as one of Latin America’s largest and most extensive urban rail networks.
-
C.
Valparaíso Metro
Valparaíso Metro is a rapid transit and commuter rail system serving Chile’s coastal Valparaíso Region, connecting key cities and communities along the bay.
-
D.
Caracas Metro
The Caracas Metro is the rapid transit system serving Venezuela's capital, providing high-capacity urban rail transportation across the metropolitan area.
-
E.
Santiago Metro Line 5
Santiago Metro Line 5 is a major rapid transit line in the Santiago Metro network that runs east–west across the Chilean capital, connecting key commercial, residential, and historic areas.
- 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: Lima Metro Triple: [Lima Metro Line 1 (nearby stations), network, Lima Metro]
Generated description
Lima Metro is the rapid transit system serving the Lima metropolitan area in Peru, providing urban rail transportation across the city and its surroundings.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Lima Metro Target entity description: Lima Metro is the rapid transit system serving the Lima metropolitan area in Peru, providing urban rail transportation across the city and its surroundings.
-
A.
Lima Metro Line 1
Lima Metro Line 1 is the first and main rapid transit line in Lima, Peru, running in a north–south direction and connecting several key districts across the city.
-
B.
Santiago Metro
Santiago Metro is the rapid transit system serving Chile's capital, known as one of Latin America’s largest and most extensive urban rail networks.
-
C.
Valparaíso Metro
Valparaíso Metro is a rapid transit and commuter rail system serving Chile’s coastal Valparaíso Region, connecting key cities and communities along the bay.
-
D.
Caracas Metro
The Caracas Metro is the rapid transit system serving Venezuela's capital, providing high-capacity urban rail transportation across the metropolitan area.
-
E.
Santiago Metro Line 5
Santiago Metro Line 5 is a major rapid transit line in the Santiago Metro network that runs east–west across the Chilean capital, connecting key commercial, residential, and historic areas.
- 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_69bd463c65f0819082ee6483ab4b466a |
completed | March 20, 2026, 1:06 p.m. |
| NER | Named-entity recognition | batch_69bd881998308190a071af0fe44997bc |
completed | March 20, 2026, 5:47 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69bf4125e490819088f70090cf8d81fa |
completed | March 22, 2026, 1:08 a.m. |
| NEDg | Description generation | batch_69bf453d171081909a0d2b2ac7db13a4 |
completed | March 22, 2026, 1:26 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69bf45c75e2c8190a1508e8e90253f88 |
completed | March 22, 2026, 1:28 a.m. |
Created at: March 20, 2026, 2:06 p.m.