Triple
T6486483
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Mount Hope Bay |
E146524
|
entity |
| Predicate | receivesDischargeFrom |
P4108
|
FINISHED |
| Object |
Brayton Point Power Station
Brayton Point Power Station was a large coal-fired power plant in Somerset, Massachusetts, known as one of New England’s most significant and controversial fossil-fuel generating stations before its closure.
|
E595985
|
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: Brayton Point Power Station | Statement: [Mount Hope Bay, receivesDischargeFrom, Brayton Point Power Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Brayton Point Power Station Context triple: [Mount Hope Bay, receivesDischargeFrom, Brayton Point Power Station]
-
A.
Limestone Generating Station
Limestone Generating Station is a major hydroelectric power plant on the Nelson River in northern Manitoba, Canada, and one of the largest electricity-generating facilities in the province.
-
B.
Kelsey Generating Station
Kelsey Generating Station is a hydroelectric power plant located on the Nelson River in northern Manitoba, Canada, that generates electricity for the provincial grid.
-
C.
Salem Harbor Power Station
Salem Harbor Power Station is a former coal- and oil-fired power plant in Salem, Massachusetts, that was a prominent industrial feature of the city’s waterfront before its decommissioning and redevelopment.
-
D.
Alexander Generating Station
Alexander Generating Station is a hydroelectric power facility located on the Nipigon River in Ontario, Canada, that generates electricity from the river’s flow.
-
E.
Kingston Fossil Plant
Kingston Fossil Plant is a large coal-fired power plant operated by the Tennessee Valley Authority, known for its significant electricity generation and for a major coal ash spill in 2008.
- 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: Brayton Point Power Station Triple: [Mount Hope Bay, receivesDischargeFrom, Brayton Point Power Station]
Generated description
Brayton Point Power Station was a large coal-fired power plant in Somerset, Massachusetts, known as one of New England’s most significant and controversial fossil-fuel generating stations before its closure.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Brayton Point Power Station Target entity description: Brayton Point Power Station was a large coal-fired power plant in Somerset, Massachusetts, known as one of New England’s most significant and controversial fossil-fuel generating stations before its closure.
-
A.
Limestone Generating Station
Limestone Generating Station is a major hydroelectric power plant on the Nelson River in northern Manitoba, Canada, and one of the largest electricity-generating facilities in the province.
-
B.
Kelsey Generating Station
Kelsey Generating Station is a hydroelectric power plant located on the Nelson River in northern Manitoba, Canada, that generates electricity for the provincial grid.
-
C.
Salem Harbor Power Station
Salem Harbor Power Station is a former coal- and oil-fired power plant in Salem, Massachusetts, that was a prominent industrial feature of the city’s waterfront before its decommissioning and redevelopment.
-
D.
Alexander Generating Station
Alexander Generating Station is a hydroelectric power facility located on the Nipigon River in Ontario, Canada, that generates electricity from the river’s flow.
-
E.
Kingston Fossil Plant
Kingston Fossil Plant is a large coal-fired power plant operated by the Tennessee Valley Authority, known for its significant electricity generation and for a major coal ash spill in 2008.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: receivesDischargeFrom Context triple: [Mount Hope Bay, receivesDischargeFrom, Brayton Point Power Station]
-
A.
hasDischarge
Indicates that one entity releases, emits, or expels a substance, energy, or flow from itself.
-
B.
dischargeLocation
chosen
Indicates the place or facility where an entity (such as a person, object, or substance) is released, sent, or discharged to after a prior state or process.
-
C.
dischargeType
Indicates the manner or category of how something is released, emitted, or discharged from a source.
-
D.
dischargeRank
Indicates the rank or status an individual held at the time they were discharged from a role, service, or organization.
-
E.
dischargeContribution
Indicates that one party fulfills or settles an owed contribution, obligation, or share toward another party or collective.
- F. None of above.
Provenance (6 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_69c0090158c08190af0df9a2348d2d52 |
completed | March 22, 2026, 3:21 p.m. |
| NER | Named-entity recognition | batch_69c06a706d4c8190b7a3cc8855abcecb |
completed | March 22, 2026, 10:17 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c653b4e91c81908dfa1798a057b21a |
completed | March 27, 2026, 9:53 a.m. |
| NEDg | Description generation | batch_69c65463dad88190ad2429140623ff80 |
completed | March 27, 2026, 9:56 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c654d0c2948190a4d586071133d759 |
completed | March 27, 2026, 9:58 a.m. |
| PD | Predicate disambiguation | batch_69c0673f6d48819080e10c85155c7195 |
completed | March 22, 2026, 10:03 p.m. |
Created at: March 22, 2026, 4:52 p.m.