Triple
T876588
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Belém |
E18930
|
entity |
| Predicate | transport |
P230
|
FINISHED |
| Object |
Belém railway station
Belém railway station is a suburban train station in Lisbon, Portugal, serving the historic Belém district along the Cascais Line.
|
E104056
|
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: Belém railway station | Statement: [Belém, transport, Belém railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Belém railway station Context triple: [Belém, transport, Belém railway station]
-
A.
Lisbon Oriente railway station
Lisbon Oriente railway station is a major modern transport hub in Lisbon, Portugal, known for its striking contemporary architecture and role as a key national and international rail interchange.
-
B.
Coimbra-B railway station
Coimbra-B railway station is a major Portuguese rail hub in the city of Coimbra, serving as a key interchange for long-distance and regional train services operated by Comboios de Portugal.
-
C.
Porto Campanhã railway station
Porto Campanhã railway station is the main intercity and regional rail hub in Porto, Portugal, serving as a key gateway for national and international train connections.
-
D.
Lisbon Santa Apolónia railway station
Lisbon Santa Apolónia railway station is one of Lisbon’s principal long-distance and international train terminals, serving as a key rail gateway for passengers traveling across Portugal and beyond.
-
E.
Albufeira-Ferreiras station
Albufeira-Ferreiras station is the main railway station serving the coastal resort city of Albufeira in Portugal’s Algarve region.
- 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: Belém railway station Triple: [Belém, transport, Belém railway station]
Generated description
Belém railway station is a suburban train station in Lisbon, Portugal, serving the historic Belém district along the Cascais Line.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Belém railway station Target entity description: Belém railway station is a suburban train station in Lisbon, Portugal, serving the historic Belém district along the Cascais Line.
-
A.
Lisbon Oriente railway station
Lisbon Oriente railway station is a major modern transport hub in Lisbon, Portugal, known for its striking contemporary architecture and role as a key national and international rail interchange.
-
B.
Coimbra-B railway station
Coimbra-B railway station is a major Portuguese rail hub in the city of Coimbra, serving as a key interchange for long-distance and regional train services operated by Comboios de Portugal.
-
C.
Porto Campanhã railway station
Porto Campanhã railway station is the main intercity and regional rail hub in Porto, Portugal, serving as a key gateway for national and international train connections.
-
D.
Lisbon Santa Apolónia railway station
Lisbon Santa Apolónia railway station is one of Lisbon’s principal long-distance and international train terminals, serving as a key rail gateway for passengers traveling across Portugal and beyond.
-
E.
Albufeira-Ferreiras station
Albufeira-Ferreiras station is the main railway station serving the coastal resort city of Albufeira in Portugal’s Algarve region.
- 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_69a4938db1f081909bcd1ad2713b6096 |
completed | March 1, 2026, 7:29 p.m. |
| NER | Named-entity recognition | batch_69a4acaf30a48190a10ed7fee464c444 |
completed | March 1, 2026, 9:16 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a7b8520a008190a15bdb93e8ce2438 |
completed | March 4, 2026, 4:42 a.m. |
| NEDg | Description generation | batch_69a7b9774df881908fbd4d1b54442cdc |
completed | March 4, 2026, 4:47 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a7ba46a2ec8190892404cb1f259cf0 |
completed | March 4, 2026, 4:51 a.m. |
Created at: March 1, 2026, 7:39 p.m.