Triple
T15381457
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Cos Cob, Connecticut |
E367811
|
entity |
| Predicate | hasLandmark |
P105
|
FINISHED |
| Object |
Cos Cob Power Station site
The Cos Cob Power Station site is a historic former electric power generating facility in Cos Cob, Connecticut, notable for its role in early railroad electrification and industrial development along the New Haven Line.
|
E1152997
|
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: Cos Cob Power Station site | Statement: [Cos Cob, Connecticut, hasLandmark, Cos Cob Power Station site]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Cos Cob Power Station site Context triple: [Cos Cob, Connecticut, hasLandmark, Cos Cob Power Station site]
-
A.
Shannonbridge Power Station site
Shannonbridge Power Station site is the former location of a major peat-fired power plant near the village of Shannonbridge in County Offaly, Ireland, now notable as an industrial landmark along the River Shannon.
-
B.
Aberthaw Power Station site
Aberthaw Power Station site is the former location of a major coal-fired power station on the South Wales coast, now undergoing redevelopment following its decommissioning.
-
C.
Eddystone Generating Station
Eddystone Generating Station is a large fossil-fuel power plant located along the Delaware River in Eddystone, Pennsylvania, known for its significant role in regional electricity generation.
-
D.
Mount Storm Power Station
Mount Storm Power Station is a large coal-fired power plant in Grant County, West Virginia, known for supplying significant electrical power to the region.
-
E.
Agecroft power station
Agecroft power station was a coal-fired power station in Pendlebury, Greater Manchester, that operated for much of the 20th century and played a significant role in the region’s industrial energy supply.
- 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: Cos Cob Power Station site Triple: [Cos Cob, Connecticut, hasLandmark, Cos Cob Power Station site]
Generated description
The Cos Cob Power Station site is a historic former electric power generating facility in Cos Cob, Connecticut, notable for its role in early railroad electrification and industrial development along the New Haven Line.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Cos Cob Power Station site Target entity description: The Cos Cob Power Station site is a historic former electric power generating facility in Cos Cob, Connecticut, notable for its role in early railroad electrification and industrial development along the New Haven Line.
-
A.
Shannonbridge Power Station site
Shannonbridge Power Station site is the former location of a major peat-fired power plant near the village of Shannonbridge in County Offaly, Ireland, now notable as an industrial landmark along the River Shannon.
-
B.
Aberthaw Power Station site
Aberthaw Power Station site is the former location of a major coal-fired power station on the South Wales coast, now undergoing redevelopment following its decommissioning.
-
C.
Eddystone Generating Station
Eddystone Generating Station is a large fossil-fuel power plant located along the Delaware River in Eddystone, Pennsylvania, known for its significant role in regional electricity generation.
-
D.
Mount Storm Power Station
Mount Storm Power Station is a large coal-fired power plant in Grant County, West Virginia, known for supplying significant electrical power to the region.
-
E.
Agecroft power station
Agecroft power station was a coal-fired power station in Pendlebury, Greater Manchester, that operated for much of the 20th century and played a significant role in the region’s industrial energy supply.
- 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_69d85a1551a08190ba2caea7cd51c639 |
completed | April 10, 2026, 2:01 a.m. |
| NER | Named-entity recognition | batch_69e03e61928c81908852c355d537ed9c |
completed | April 16, 2026, 1:41 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ff0b5996408190afab2221d38e0027 |
completed | May 9, 2026, 10:24 a.m. |
| NEDg | Description generation | batch_69ff0bf572bc819088ee173d1e0bf5b0 |
completed | May 9, 2026, 10:27 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ff0d5d01308190b1f920042e12b0f3 |
completed | May 9, 2026, 10:33 a.m. |
Created at: April 10, 2026, 3:19 a.m.