Triple
T54394
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | SEPTA Market–Frankford Line |
E1071
|
entity |
| Predicate | connectsArea |
P2564
|
FINISHED |
| Object |
69th Street Transportation Center area
The 69th Street Transportation Center area is a major transit hub and surrounding district in Upper Darby, Pennsylvania, serving as a key western gateway between the suburbs and Philadelphia.
|
E16084
|
NE FINISHED |
How this triple was built (5 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: 69th Street Transportation Center area | Statement: [SEPTA Market–Frankford Line, connectsArea, 69th Street Transportation Center area]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: 69th Street Transportation Center area Context triple: [SEPTA Market–Frankford Line, connectsArea, 69th Street Transportation Center area]
-
A.
Belmont Center station
Belmont Center station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail stop located in the commercial center of Belmont, Massachusetts.
-
B.
57th Street–Seventh Avenue station
The 57th Street–Seventh Avenue station is a New York City Subway station in Midtown Manhattan serving the BMT Broadway Line near major cultural and commercial landmarks.
-
C.
Fulton Street station
Fulton Street station is a major New York City Subway complex in Lower Manhattan that serves multiple lines and connects to the Fulton Center transit hub.
-
D.
Grand Central–42nd Street station
Grand Central–42nd Street station is a major New York City transit hub in Midtown Manhattan that connects multiple subway lines with Grand Central Terminal’s commuter rail services.
-
E.
Times Square–42nd Street subway station
Times Square–42nd Street subway station is one of New York City’s busiest and most important transit complexes, serving multiple subway lines beneath Midtown Manhattan near Times Square.
- 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: 69th Street Transportation Center area Triple: [SEPTA Market–Frankford Line, connectsArea, 69th Street Transportation Center area]
Generated description
The 69th Street Transportation Center area is a major transit hub and surrounding district in Upper Darby, Pennsylvania, serving as a key western gateway between the suburbs and Philadelphia.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: 69th Street Transportation Center area Target entity description: The 69th Street Transportation Center area is a major transit hub and surrounding district in Upper Darby, Pennsylvania, serving as a key western gateway between the suburbs and Philadelphia.
-
A.
Belmont Center station
Belmont Center station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail stop located in the commercial center of Belmont, Massachusetts.
-
B.
57th Street–Seventh Avenue station
The 57th Street–Seventh Avenue station is a New York City Subway station in Midtown Manhattan serving the BMT Broadway Line near major cultural and commercial landmarks.
-
C.
Fulton Street station
Fulton Street station is a major New York City Subway complex in Lower Manhattan that serves multiple lines and connects to the Fulton Center transit hub.
-
D.
Grand Central–42nd Street station
Grand Central–42nd Street station is a major New York City transit hub in Midtown Manhattan that connects multiple subway lines with Grand Central Terminal’s commuter rail services.
-
E.
Times Square–42nd Street subway station
Times Square–42nd Street subway station is one of New York City’s busiest and most important transit complexes, serving multiple subway lines beneath Midtown Manhattan near Times Square.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: connectsArea Context triple: [SEPTA Market–Frankford Line, connectsArea, 69th Street Transportation Center area]
-
A.
connectsTo
Indicates a relationship where one entity is linked or joined to another, allowing interaction, communication, or transfer between them.
-
B.
areaServed
Indicates the geographic region or jurisdiction within which a service, organization, or activity is provided or applicable.
-
C.
campusArea
Indicates that one entity is the physical area or spatial extent of a campus associated with another entity.
-
D.
hasAreaCode
Indicates that a specified telephone area code is assigned to or associated with a particular geographic region, location, or phone service entity.
-
E.
area
Indicates that one entity has a measured two-dimensional extent or surface size quantified by another entity.
- F. None of above. chosen
Provenance (7 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_69a248adc5b48190aa8db9fb092fb28a |
completed | Feb. 28, 2026, 1:45 a.m. |
| NER | Named-entity recognition | batch_69a24b3a9e848190b80de3c858678b3a |
completed | Feb. 28, 2026, 1:56 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a2b4b65e0881908e82b8e3a4bd3aa4 |
completed | Feb. 28, 2026, 9:26 a.m. |
| NEDg | Description generation | batch_69a2b4ff2c408190899d7570fc0745bd |
completed | Feb. 28, 2026, 9:27 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a2b55aa8e48190ab8f93e6230071e0 |
completed | Feb. 28, 2026, 9:28 a.m. |
| PD | Predicate disambiguation | batch_69a24ac52fb08190aa7c38f83434f795 |
completed | Feb. 28, 2026, 1:54 a.m. |
| PDg | Predicate description generation | batch_69a24b39eef081909cec4333f2b25513 |
completed | Feb. 28, 2026, 1:56 a.m. |
Created at: Feb. 28, 2026, 1:50 a.m.