Triple
T1699326
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Buenos Aires Underground |
E36731
|
entity |
| Predicate | connectsWith |
P37
|
FINISHED |
| Object |
Mitre Line
The Mitre Line is a major commuter rail service in the Buenos Aires metropolitan area that links the city center with several northern suburbs.
|
E191070
|
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: Mitre Line | Statement: [Buenos Aires Underground, connectsWith, Mitre Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mitre Line Context triple: [Buenos Aires Underground, connectsWith, Mitre Line]
-
A.
Bridge Line
Bridge Line was a former rapid transit service in the Philadelphia–Camden area that operated across the Benjamin Franklin Bridge before being replaced and expanded by the PATCO Speedline.
-
B.
Powell–Mason line
The Powell–Mason line is one of San Francisco’s historic cable car routes, running between downtown and the Fisherman’s Wharf area and serving as both public transit and a popular tourist attraction.
-
C.
Needham Line
The Needham Line is a Massachusetts Bay Transportation Authority commuter rail route serving Boston and its southwestern suburbs, terminating in the town of Needham.
-
D.
Buxton line
The Buxton line is a railway route in northern England that connects Manchester with the town of Buxton through the Peak District.
-
E.
Argyle Line
The Argyle Line is a suburban railway route in the Glasgow area of Scotland, providing cross-city services that connect various towns and districts through central Glasgow.
- 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: Mitre Line Triple: [Buenos Aires Underground, connectsWith, Mitre Line]
Generated description
The Mitre Line is a major commuter rail service in the Buenos Aires metropolitan area that links the city center with several northern suburbs.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Mitre Line Target entity description: The Mitre Line is a major commuter rail service in the Buenos Aires metropolitan area that links the city center with several northern suburbs.
-
A.
Bridge Line
Bridge Line was a former rapid transit service in the Philadelphia–Camden area that operated across the Benjamin Franklin Bridge before being replaced and expanded by the PATCO Speedline.
-
B.
Powell–Mason line
The Powell–Mason line is one of San Francisco’s historic cable car routes, running between downtown and the Fisherman’s Wharf area and serving as both public transit and a popular tourist attraction.
-
C.
Needham Line
The Needham Line is a Massachusetts Bay Transportation Authority commuter rail route serving Boston and its southwestern suburbs, terminating in the town of Needham.
-
D.
Buxton line
The Buxton line is a railway route in northern England that connects Manchester with the town of Buxton through the Peak District.
-
E.
Argyle Line
The Argyle Line is a suburban railway route in the Glasgow area of Scotland, providing cross-city services that connect various towns and districts through central Glasgow.
- 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_69a886163dec8190859c514232a37a05 |
completed | March 4, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69aa62d3c57c81908887844e885062e3 |
completed | March 6, 2026, 5:14 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ad799d59a48190b1efb101c2a67e4f |
completed | March 8, 2026, 1:29 p.m. |
| NEDg | Description generation | batch_69ad7a1223fc8190b7d62217c17f7517 |
completed | March 8, 2026, 1:30 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69ad7b0787c88190a59a815fa808ac6b |
completed | March 8, 2026, 1:35 p.m. |
Created at: March 4, 2026, 7:30 p.m.