Triple
T12790347
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Highland Branch (Green Line D) |
E305741
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Reservoir
Reservoir is a light rail station on Boston’s MBTA Green Line D branch serving the Brighton/Chestnut Hill area near the Cleveland Circle transit hub.
|
E1002789
|
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: Reservoir | Statement: [Highland Branch (Green Line D), hasStation, Reservoir]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Reservoir Context triple: [Highland Branch (Green Line D), hasStation, Reservoir]
-
A.
The Reservoir
The Reservoir is a large man-made lake in Central Park, New York City, popular for its scenic running track and iconic skyline views.
-
B.
KRS Reservoir
KRS Reservoir is a large artificial lake in Karnataka, India, created for irrigation, drinking water supply, and hydroelectric power generation.
-
C.
Betania Reservoir
Betania Reservoir is an artificial lake in Colombia formed by the Betania Dam, primarily used for hydroelectric power generation, irrigation, and aquaculture.
-
D.
Vasona Reservoir
Vasona Reservoir is a man-made lake in Los Gatos, California, popular for recreation such as boating, fishing, and picnicking within Vasona Lake County Park.
-
E.
Echo Reservoir
Echo Reservoir is a man-made lake in northern Utah popular for boating, fishing, and other water recreation.
- 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: Reservoir Triple: [Highland Branch (Green Line D), hasStation, Reservoir]
Generated description
Reservoir is a light rail station on Boston’s MBTA Green Line D branch serving the Brighton/Chestnut Hill area near the Cleveland Circle transit hub.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Reservoir Target entity description: Reservoir is a light rail station on Boston’s MBTA Green Line D branch serving the Brighton/Chestnut Hill area near the Cleveland Circle transit hub.
-
A.
The Reservoir
The Reservoir is a large man-made lake in Central Park, New York City, popular for its scenic running track and iconic skyline views.
-
B.
KRS Reservoir
KRS Reservoir is a large artificial lake in Karnataka, India, created for irrigation, drinking water supply, and hydroelectric power generation.
-
C.
Betania Reservoir
Betania Reservoir is an artificial lake in Colombia formed by the Betania Dam, primarily used for hydroelectric power generation, irrigation, and aquaculture.
-
D.
Vasona Reservoir
Vasona Reservoir is a man-made lake in Los Gatos, California, popular for recreation such as boating, fishing, and picnicking within Vasona Lake County Park.
-
E.
Echo Reservoir
Echo Reservoir is a man-made lake in northern Utah popular for boating, fishing, and other water recreation.
- 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_69d7bdf366888190a8cccb982606889c |
completed | April 9, 2026, 2:55 p.m. |
| NER | Named-entity recognition | batch_69d96e6a61f48190972e241e70bc392c |
completed | April 10, 2026, 9:40 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f68508e4488190bb57a1ade93987ab |
completed | May 2, 2026, 11:13 p.m. |
| NEDg | Description generation | batch_69f687ae18c08190a94dca38bb69d10f |
completed | May 2, 2026, 11:24 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69f68884ed348190a1b2c89b1d655fa9 |
completed | May 2, 2026, 11:28 p.m. |
Created at: April 9, 2026, 5:30 p.m.