Triple
T1031073
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | PATCO Speedline |
E22251
|
entity |
| Predicate | predecessor |
P97
|
FINISHED |
| Object |
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.
|
E121450
|
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: Bridge Line | Statement: [PATCO Speedline, predecessor, Bridge Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Bridge Line Context triple: [PATCO Speedline, predecessor, Bridge Line]
-
A.
Gold Line
The Gold Line is one of the primary heavy-rail transit routes in the Metropolitan Atlanta Rapid Transit Authority (MARTA) system, running north–south through key areas of the Atlanta metropolitan region.
-
B.
Pink Line
The Pink Line is a rapid transit route in Chicago's "L" system that runs between the Loop and the city's West Side neighborhoods.
-
C.
Watercress Line
The Watercress Line is a preserved heritage railway in Hampshire, England, known for its steam-hauled trains running through the countryside between Alton and Alresford.
-
D.
Premier Line
Premier Line is the nickname of the London and North Western Railway, historically one of Britain’s largest and most prestigious railway companies.
-
E.
Yellow Line
The Yellow Line is a rapid transit route in Chicago's 'L' system that connects the northern suburb of Skokie to the city's rail network.
- 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: Bridge Line Triple: [PATCO Speedline, predecessor, Bridge Line]
Generated description
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.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Bridge Line Target entity description: 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.
-
A.
Gold Line
The Gold Line is one of the primary heavy-rail transit routes in the Metropolitan Atlanta Rapid Transit Authority (MARTA) system, running north–south through key areas of the Atlanta metropolitan region.
-
B.
Pink Line
The Pink Line is a rapid transit route in Chicago's "L" system that runs between the Loop and the city's West Side neighborhoods.
-
C.
Watercress Line
The Watercress Line is a preserved heritage railway in Hampshire, England, known for its steam-hauled trains running through the countryside between Alton and Alresford.
-
D.
Premier Line
Premier Line is the nickname of the London and North Western Railway, historically one of Britain’s largest and most prestigious railway companies.
-
E.
Yellow Line
The Yellow Line is a rapid transit route in Chicago's 'L' system that connects the northern suburb of Skokie to the city's rail network.
- 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_69a493d848848190aed4011b34b2e8d3 |
completed | March 1, 2026, 7:30 p.m. |
| NER | Named-entity recognition | batch_69a4b810429081908a97014ca740824b |
completed | March 1, 2026, 10:05 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ac3bbf5a1c819086e1ff529d05f311 |
completed | March 7, 2026, 2:52 p.m. |
| NEDg | Description generation | batch_69ac3d80db008190b71b893f9d78ba4b |
completed | March 7, 2026, 3 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69ac3df3fea8819080b83c840ffd59a8 |
completed | March 7, 2026, 3:02 p.m. |
Created at: March 1, 2026, 7:41 p.m.