Triple
T3608955
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Fado de Coimbra |
E76436
|
entity |
| Predicate | notablePlaceForPerformance |
P3858
|
FINISHED |
| Object |
Quebra-Costas steps in Coimbra
The Quebra-Costas steps in Coimbra are a steep, historic staircase in the city’s old quarter, closely associated with traditional Fado de Coimbra performances and student culture.
|
E374206
|
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: Quebra-Costas steps in Coimbra | Statement: [Fado de Coimbra, notablePlaceForPerformance, Quebra-Costas steps in Coimbra]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Quebra-Costas steps in Coimbra Context triple: [Fado de Coimbra, notablePlaceForPerformance, Quebra-Costas steps in Coimbra]
-
A.
Urbanos de Coimbra
Urbanos de Coimbra is a suburban rail service network in and around the city of Coimbra, Portugal, operated under the national railway company Comboios de Portugal.
-
B.
Coimbra-B
Coimbra-B is the main railway station serving the city of Coimbra in central Portugal, functioning as a key junction on the country’s north–south rail corridor.
-
C.
Baixa Pombalina of Lisbon
The Baixa Pombalina of Lisbon is the post-1755 earthquake downtown district renowned for its pioneering, grid-based neoclassical urban design and early anti-seismic construction.
-
D.
Costa da Caparica
Costa da Caparica is a coastal town and popular beach destination just south of Lisbon, Portugal, known for its long sandy shoreline and Atlantic surf.
-
E.
Cascais, Portugal
Cascais, Portugal is a coastal resort town near Lisbon known for its beaches, marina, and historic role as a refuge for European royalty in the 20th century.
- 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: Quebra-Costas steps in Coimbra Triple: [Fado de Coimbra, notablePlaceForPerformance, Quebra-Costas steps in Coimbra]
Generated description
The Quebra-Costas steps in Coimbra are a steep, historic staircase in the city’s old quarter, closely associated with traditional Fado de Coimbra performances and student culture.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Quebra-Costas steps in Coimbra Target entity description: The Quebra-Costas steps in Coimbra are a steep, historic staircase in the city’s old quarter, closely associated with traditional Fado de Coimbra performances and student culture.
-
A.
Urbanos de Coimbra
Urbanos de Coimbra is a suburban rail service network in and around the city of Coimbra, Portugal, operated under the national railway company Comboios de Portugal.
-
B.
Coimbra-B
Coimbra-B is the main railway station serving the city of Coimbra in central Portugal, functioning as a key junction on the country’s north–south rail corridor.
-
C.
Baixa Pombalina of Lisbon
The Baixa Pombalina of Lisbon is the post-1755 earthquake downtown district renowned for its pioneering, grid-based neoclassical urban design and early anti-seismic construction.
-
D.
Costa da Caparica
Costa da Caparica is a coastal town and popular beach destination just south of Lisbon, Portugal, known for its long sandy shoreline and Atlantic surf.
-
E.
Cascais, Portugal
Cascais, Portugal is a coastal resort town near Lisbon known for its beaches, marina, and historic role as a refuge for European royalty in the 20th century.
- 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_69ad85da0ba481908b3b48c69efe2b98 |
completed | March 8, 2026, 2:21 p.m. |
| NER | Named-entity recognition | batch_69adc22a3cf081908c20b6fb55be0db2 |
completed | March 8, 2026, 6:38 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b4330de7a08190933aa7e9dc0a65be |
completed | March 13, 2026, 3:53 p.m. |
| NEDg | Description generation | batch_69b437cf839881909b1d505328285123 |
completed | March 13, 2026, 4:14 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69b43835994c81909230bbb21b12b8ef |
completed | March 13, 2026, 4:15 p.m. |
Created at: March 8, 2026, 3:22 p.m.