Triple
T10707645
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Cleveland Circle station |
E252447
|
entity |
| Predicate | openedAsPartOf |
P9951
|
FINISHED |
| Object |
Boston streetcar network
The Boston streetcar network is a historic and still-operating system of light rail and trolley lines that serves the Boston metropolitan area as part of its public transit infrastructure.
|
E118535
|
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: Boston streetcar network | Statement: [Cleveland Circle station, openedAsPartOf, Boston streetcar network]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Boston streetcar network Context triple: [Cleveland Circle station, openedAsPartOf, Boston streetcar network]
-
A.
Portland Streetcar
Portland Streetcar is a modern urban streetcar transit system serving central Portland, Oregon, connecting key neighborhoods, employment centers, and educational institutions.
-
B.
Boston subway
The Boston subway, officially known as the MBTA or "the T," is one of the oldest public transit systems in the United States, serving the Greater Boston area with an extensive network of underground and surface rail lines.
-
C.
F Market & Wharves historic streetcar line
The F Market & Wharves historic streetcar line is a San Francisco transit route that operates vintage streetcars along Market Street and the Embarcadero, serving both daily commuters and tourists.
-
D.
Atlanta Streetcar
The Atlanta Streetcar is a modern electric streetcar system providing urban rail transit within central Atlanta, Georgia.
-
E.
MBTA bus network
The MBTA bus network is the system of public bus routes serving Cambridge and the greater Boston area as part of the Massachusetts Bay Transportation Authority’s regional transit services.
- 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: Boston streetcar network Triple: [Cleveland Circle station, openedAsPartOf, Boston streetcar network]
Generated description
The Boston streetcar network is a historic and still-operating system of light rail and trolley lines that serves the Boston metropolitan area as part of its public transit infrastructure.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Boston streetcar network Target entity description: The Boston streetcar network is a historic and still-operating system of light rail and trolley lines that serves the Boston metropolitan area as part of its public transit infrastructure.
-
A.
Portland Streetcar
Portland Streetcar is a modern urban streetcar transit system serving central Portland, Oregon, connecting key neighborhoods, employment centers, and educational institutions.
-
B.
Boston subway
chosen
The Boston subway, officially known as the MBTA or "the T," is one of the oldest public transit systems in the United States, serving the Greater Boston area with an extensive network of underground and surface rail lines.
-
C.
F Market & Wharves historic streetcar line
The F Market & Wharves historic streetcar line is a San Francisco transit route that operates vintage streetcars along Market Street and the Embarcadero, serving both daily commuters and tourists.
-
D.
Atlanta Streetcar
The Atlanta Streetcar is a modern electric streetcar system providing urban rail transit within central Atlanta, Georgia.
-
E.
MBTA bus network
The MBTA bus network is the system of public bus routes serving Cambridge and the greater Boston area as part of the Massachusetts Bay Transportation Authority’s regional transit services.
- F. None of above.
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_69d6aa5cbabc8190973e683950d89faf |
completed | April 8, 2026, 7:19 p.m. |
| NER | Named-entity recognition | batch_69d6fde080d48190830eaa863aad61ff |
completed | April 9, 2026, 1:16 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d9990760b48190a05753974cdf556c |
completed | April 11, 2026, 12:42 a.m. |
| NEDg | Description generation | batch_69d99e8632688190b3746649a124ca09 |
completed | April 11, 2026, 1:06 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69da625a1e8c8190b282e7a70bb7c876 |
completed | April 11, 2026, 3:01 p.m. |
Created at: April 8, 2026, 9:12 p.m.