Triple
T154679
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lisbon |
E3151
|
entity |
| Predicate | transportSystem |
P941
|
FINISHED |
| Object |
Lisbon Metro
Lisbon Metro is the rapid transit system serving Portugal’s capital, providing an extensive network of underground and suburban rail lines across the Lisbon metropolitan area.
|
E18934
|
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: Lisbon Metro | Statement: [Lisbon, transportSystem, Lisbon Metro]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Lisbon Metro Context triple: [Lisbon, transportSystem, Lisbon Metro]
-
A.
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.
-
B.
Algarve line
The Algarve line is a major railway route in southern Portugal that connects the region’s coastal towns and cities along the Algarve.
-
C.
Comboios de Portugal
Comboios de Portugal is Portugal’s national state-owned railway company, responsible for operating most of the country’s passenger and freight train services.
-
D.
RER B line
The RER B line is a major Paris regional express railway line that connects central Paris with key northern and southern suburbs, including Charles de Gaulle Airport.
-
E.
MAX Light Rail
MAX Light Rail is the metropolitan light rail transit system serving the Portland, Oregon, metropolitan area.
- 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: Lisbon Metro Triple: [Lisbon, transportSystem, Lisbon Metro]
Generated description
Lisbon Metro is the rapid transit system serving Portugal’s capital, providing an extensive network of underground and suburban rail lines across the Lisbon metropolitan area.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Lisbon Metro Target entity description: Lisbon Metro is the rapid transit system serving Portugal’s capital, providing an extensive network of underground and suburban rail lines across the Lisbon metropolitan area.
-
A.
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.
-
B.
Algarve line
The Algarve line is a major railway route in southern Portugal that connects the region’s coastal towns and cities along the Algarve.
-
C.
Comboios de Portugal
Comboios de Portugal is Portugal’s national state-owned railway company, responsible for operating most of the country’s passenger and freight train services.
-
D.
RER B line
The RER B line is a major Paris regional express railway line that connects central Paris with key northern and southern suburbs, including Charles de Gaulle Airport.
-
E.
MAX Light Rail
MAX Light Rail is the metropolitan light rail transit system serving the Portland, Oregon, metropolitan area.
- 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_69a2527757ec819090b8becb2cf1a862 |
completed | Feb. 28, 2026, 2:27 a.m. |
| NER | Named-entity recognition | batch_69a2582d25448190931c2d785e678a8a |
completed | Feb. 28, 2026, 2:51 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a2ce3867688190bd6c32a2da7d67b3 |
completed | Feb. 28, 2026, 11:15 a.m. |
| NEDg | Description generation | batch_69a2ceb2bd48819084fa2f198af74712 |
completed | Feb. 28, 2026, 11:17 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a2cf98fc4881909e3e7cf0b90ae5ce |
completed | Feb. 28, 2026, 11:20 a.m. |
Created at: Feb. 28, 2026, 2:31 a.m.