Triple
T9956505
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Colosseo metro station |
E195458
|
entity |
| Predicate | isPartOfLineSection |
P57328
|
FINISHED |
| Object |
Rebibbia–Laurentina branch of Line B
The Rebibbia–Laurentina branch of Line B is a main segment of Rome’s Metro Line B that runs across the city between the northeastern Rebibbia area and the southern Laurentina district.
|
E831889
|
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: Rebibbia–Laurentina branch of Line B | Statement: [Colosseo metro station, isPartOfLineSection, Rebibbia–Laurentina branch of Line B]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Rebibbia–Laurentina branch of Line B Context triple: [Colosseo metro station, isPartOfLineSection, Rebibbia–Laurentina branch of Line B]
-
A.
Savoy-Carignano branch
The Savoy-Carignano branch was a cadet line of the House of Savoy that produced several notable princes and ultimately the kings who unified Italy in the 19th century.
-
B.
Nord-Sud Line B
Nord-Sud Line B was the original name of what is now Paris Métro Line 13, a major north–south subway line in the French capital.
-
C.
Metro Line B
Metro Line B is a rapid transit line that forms part of the Mexico City Metro network.
-
D.
Line B of Buenos Aires Underground
Line B of the Buenos Aires Underground is a major metro line that runs primarily beneath Avenida Corrientes, connecting the city center with several western neighborhoods and serving key commercial and cultural areas.
-
E.
Green Line A branch
Green Line A branch was a former branch of Boston’s MBTA Green Line light rail system that once ran to Watertown before being discontinued.
- 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: Rebibbia–Laurentina branch of Line B Triple: [Colosseo metro station, isPartOfLineSection, Rebibbia–Laurentina branch of Line B]
Generated description
The Rebibbia–Laurentina branch of Line B is a main segment of Rome’s Metro Line B that runs across the city between the northeastern Rebibbia area and the southern Laurentina district.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Rebibbia–Laurentina branch of Line B Target entity description: The Rebibbia–Laurentina branch of Line B is a main segment of Rome’s Metro Line B that runs across the city between the northeastern Rebibbia area and the southern Laurentina district.
-
A.
Savoy-Carignano branch
The Savoy-Carignano branch was a cadet line of the House of Savoy that produced several notable princes and ultimately the kings who unified Italy in the 19th century.
-
B.
Nord-Sud Line B
Nord-Sud Line B was the original name of what is now Paris Métro Line 13, a major north–south subway line in the French capital.
-
C.
Metro Line B
Metro Line B is a rapid transit line that forms part of the Mexico City Metro network.
-
D.
Line B of Buenos Aires Underground
Line B of the Buenos Aires Underground is a major metro line that runs primarily beneath Avenida Corrientes, connecting the city center with several western neighborhoods and serving key commercial and cultural areas.
-
E.
Green Line A branch
Green Line A branch was a former branch of Boston’s MBTA Green Line light rail system that once ran to Watertown before being discontinued.
- 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_69ca82eaaa008190a54fa1a9f954b9ad |
completed | March 30, 2026, 2:04 p.m. |
| NER | Named-entity recognition | batch_69cdb6976b50819097a0ae347354e92c |
completed | April 2, 2026, 12:21 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d23d71342081908084c27790ef4fcc |
completed | April 5, 2026, 10:46 a.m. |
| NEDg | Description generation | batch_69d23fb02c6081909f2c99ca21c90822 |
completed | April 5, 2026, 10:55 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69d24047ae4081909678ca9cf6cfbfff |
completed | April 5, 2026, 10:58 a.m. |
Created at: March 30, 2026, 8:46 p.m.