Triple
T2297172
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Raritan Valley Line |
E51643
|
entity |
| Predicate | usesLocomotiveClass |
P31795
|
FINISHED |
| Object |
GP40PH-2
The GP40PH-2 is a rebuilt passenger diesel-electric locomotive, derived from the EMD GP40 freight design and equipped with head-end power for commuter rail service.
|
E253177
|
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: GP40PH-2 | Statement: [Raritan Valley Line, usesLocomotiveClass, GP40PH-2]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: GP40PH-2 Context triple: [Raritan Valley Line, usesLocomotiveClass, GP40PH-2]
-
A.
GA 400
GA 400 is a major north–south freeway in Georgia that connects downtown Atlanta with its northern suburbs and exurbs.
-
B.
PH-07
PH-07 is the ISO 3166-2 code assigned to the Central Visayas administrative region of the Philippines.
-
C.
NP44
NP44 is a UK postal district within the NP (Newport) postcode area, covering parts of Cwmbran and surrounding locations in South Wales.
-
D.
SR 400
SR 400 is a major north–south highway in Georgia that serves as a key commuter and traffic corridor through the Atlanta metropolitan area.
-
E.
PW4000 series
The PW4000 series is a family of high-bypass turbofan engines developed by Pratt & Whitney for wide-body commercial airliners.
- 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: GP40PH-2 Triple: [Raritan Valley Line, usesLocomotiveClass, GP40PH-2]
Generated description
The GP40PH-2 is a rebuilt passenger diesel-electric locomotive, derived from the EMD GP40 freight design and equipped with head-end power for commuter rail service.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: GP40PH-2 Target entity description: The GP40PH-2 is a rebuilt passenger diesel-electric locomotive, derived from the EMD GP40 freight design and equipped with head-end power for commuter rail service.
-
A.
GA 400
GA 400 is a major north–south freeway in Georgia that connects downtown Atlanta with its northern suburbs and exurbs.
-
B.
PH-07
PH-07 is the ISO 3166-2 code assigned to the Central Visayas administrative region of the Philippines.
-
C.
NP44
NP44 is a UK postal district within the NP (Newport) postcode area, covering parts of Cwmbran and surrounding locations in South Wales.
-
D.
SR 400
SR 400 is a major north–south highway in Georgia that serves as a key commuter and traffic corridor through the Atlanta metropolitan area.
-
E.
PW4000 series
The PW4000 series is a family of high-bypass turbofan engines developed by Pratt & Whitney for wide-body commercial airliners.
- 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_69a88b0a9f248190bcff941463d8f65a |
completed | March 4, 2026, 7:42 p.m. |
| NER | Named-entity recognition | batch_69abd0d6b0e48190aee9131ca182e52f |
completed | March 7, 2026, 7:16 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ae7f2ba4048190898e3524feb0d96d |
completed | March 9, 2026, 8:04 a.m. |
| NEDg | Description generation | batch_69ae802a066881909aa4e7b00e29306f |
completed | March 9, 2026, 8:09 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ae80c37ff48190a24b7806320ebc00 |
completed | March 9, 2026, 8:11 a.m. |
Created at: March 4, 2026, 7:49 p.m.