Triple
T14890192
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MBTA Silver Line at South Station |
E359734
|
entity |
| Predicate | openedAsPartOf |
P9951
|
FINISHED |
| Object |
Silver Line Waterfront project
The Silver Line Waterfront project was a major transit initiative in Boston that extended the MBTA Silver Line bus rapid transit service to the South Boston Waterfront and Seaport District to improve access and spur development in the area.
|
E1125796
|
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: Silver Line Waterfront project | Statement: [MBTA Silver Line at South Station, openedAsPartOf, Silver Line Waterfront project]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Silver Line Waterfront project Context triple: [MBTA Silver Line at South Station, openedAsPartOf, Silver Line Waterfront project]
-
A.
Green Line rehabilitation project
The Green Line rehabilitation project was a major infrastructure initiative to modernize and upgrade Chicago Transit Authority’s Green Line, including stations, tracks, and related facilities.
-
B.
National Harbor waterfront development
The National Harbor waterfront development is a large mixed-use destination along the Potomac River in Maryland featuring hotels, shops, restaurants, entertainment venues, and a marina.
-
C.
The Silver Line
The Silver Line is a UK-based helpline charity that offers information, friendship, and emotional support to older people to combat loneliness and isolation.
-
D.
Baltimore Wharf development
The Baltimore Wharf development is a major mixed-use waterfront regeneration project in London’s Docklands, featuring high-rise residential towers, commercial spaces, and public amenities.
-
E.
Astoria waterfront redevelopment
Astoria waterfront redevelopment is a large-scale urban revitalization initiative transforming the industrial shoreline of Astoria, Queens into a mixed-use residential, commercial, and public waterfront district.
- 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: Silver Line Waterfront project Triple: [MBTA Silver Line at South Station, openedAsPartOf, Silver Line Waterfront project]
Generated description
The Silver Line Waterfront project was a major transit initiative in Boston that extended the MBTA Silver Line bus rapid transit service to the South Boston Waterfront and Seaport District to improve access and spur development in the area.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Silver Line Waterfront project Target entity description: The Silver Line Waterfront project was a major transit initiative in Boston that extended the MBTA Silver Line bus rapid transit service to the South Boston Waterfront and Seaport District to improve access and spur development in the area.
-
A.
Green Line rehabilitation project
The Green Line rehabilitation project was a major infrastructure initiative to modernize and upgrade Chicago Transit Authority’s Green Line, including stations, tracks, and related facilities.
-
B.
National Harbor waterfront development
The National Harbor waterfront development is a large mixed-use destination along the Potomac River in Maryland featuring hotels, shops, restaurants, entertainment venues, and a marina.
-
C.
The Silver Line
The Silver Line is a UK-based helpline charity that offers information, friendship, and emotional support to older people to combat loneliness and isolation.
-
D.
Baltimore Wharf development
The Baltimore Wharf development is a major mixed-use waterfront regeneration project in London’s Docklands, featuring high-rise residential towers, commercial spaces, and public amenities.
-
E.
Astoria waterfront redevelopment
Astoria waterfront redevelopment is a large-scale urban revitalization initiative transforming the industrial shoreline of Astoria, Queens into a mixed-use residential, commercial, and public waterfront district.
- 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_69d827980cbc8190a0c569ae3940a1d9 |
completed | April 9, 2026, 10:26 p.m. |
| NER | Named-entity recognition | batch_69ded5f6cf5c8190b6b28f58fafe5d59 |
completed | April 15, 2026, 12:04 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fe6b61407481908a618d14c56d2abf |
completed | May 8, 2026, 11:01 p.m. |
| NEDg | Description generation | batch_69fe6e21bdf481908dba4b745ed4be65 |
completed | May 8, 2026, 11:13 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69fe6ee69860819096a2448ab813dc1d |
completed | May 8, 2026, 11:16 p.m. |
Created at: April 10, 2026, 2:09 a.m.