Triple
T1620331
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Elmwood Avenue |
E35015
|
entity |
| Predicate | surfaceAlignmentFor |
P31013
|
FINISHED |
| Object | SEPTA Subway–Surface Trolley Lines |
E1855
|
NE FINISHED |
How this triple was built (3 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: SEPTA Subway–Surface Trolley Lines | Statement: [Elmwood Avenue, surfaceAlignmentFor, SEPTA Subway–Surface Trolley Lines]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: SEPTA Subway–Surface Trolley Lines Context triple: [Elmwood Avenue, surfaceAlignmentFor, SEPTA Subway–Surface Trolley Lines]
-
A.
SEPTA Subway–Surface Trolley Lines
chosen
The SEPTA Subway–Surface Trolley Lines are a network of light rail routes in Philadelphia that operate partly in subway tunnels and partly on city streets, connecting Center City with West Philadelphia and surrounding neighborhoods.
-
B.
SEPTA Broad Street Line
The SEPTA Broad Street Line is a rapid transit subway line running primarily along Broad Street in Philadelphia, providing north–south service through the city’s central corridor.
-
C.
SEPTA Regional Rail
SEPTA Regional Rail is a commuter rail network serving the Philadelphia metropolitan area, connecting the city with its suburbs and neighboring regions.
-
D.
SEPTA rapid transit network
The SEPTA rapid transit network is the system of high-capacity urban rail lines serving Philadelphia and some surrounding suburbs, operated by the Southeastern Pennsylvania Transportation Authority.
-
E.
SEPTA trackless trolley routes
SEPTA trackless trolley routes are electric bus lines in Philadelphia that operate using overhead wires instead of diesel engines, providing quieter and lower-emission transit service.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: surfaceAlignmentFor Context triple: [Elmwood Avenue, surfaceAlignmentFor, SEPTA Subway–Surface Trolley Lines]
-
A.
surfaceBehavior
Indicates how an entity behaves or interacts specifically at or on its surface.
-
B.
surfaceType
Indicates the kind or classification of surface associated with an entity or interaction.
-
C.
surfaceAccess
Indicates that one entity provides a means for another entity to reach, enter, or interact with a surface or outer layer.
-
D.
surfaceColor
Indicates the color that appears on the outer visible surface of an entity.
-
E.
surfaceState
Indicates the physical condition or status of a surface, such as its texture, cleanliness, damage, or treatment at a given time.
- 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_69a886023194819080a3fccd6e325d0e |
completed | March 4, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69aaf4a0ef748190ae52b9656474c0ef |
completed | March 6, 2026, 3:37 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ae02fd8f68819080a4b39ce3ad1198 |
completed | March 8, 2026, 11:15 p.m. |
| PD | Predicate disambiguation | batch_69a907c731808190a1d998155041b3c1 |
completed | March 5, 2026, 4:34 a.m. |
| PDg | Predicate description generation | batch_69a99ca48c888190876500df1a885c11 |
completed | March 5, 2026, 3:09 p.m. |
Created at: March 4, 2026, 7:28 p.m.