Triple
T13891658
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Intercidades |
E333984
|
entity |
| Predicate | locomotiveType |
P5426
|
FINISHED |
| Object |
CP Class 5600 electric locomotive
The CP Class 5600 is a series of high-powered Portuguese electric locomotives used primarily for fast passenger services on the national rail network.
|
E1068973
|
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: CP Class 5600 electric locomotive | Statement: [Intercidades, locomotiveType, CP Class 5600 electric locomotive]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: CP Class 5600 electric locomotive Context triple: [Intercidades, locomotiveType, CP Class 5600 electric locomotive]
-
A.
Class 57 diesel locomotive
The Class 57 diesel locomotive is a British mainline locomotive type, rebuilt from older Class 47s, widely used for both passenger and freight services including prestigious sleeper and charter trains.
-
B.
EMD F59PH locomotive
The EMD F59PH locomotive is a four-axle diesel-electric passenger locomotive built by Electro-Motive Division in the late 1980s and 1990s, widely used by North American commuter rail agencies.
-
C.
GG1 electric locomotive
The GG1 electric locomotive was a streamlined, high-speed electric locomotive class that became an iconic workhorse of American railroading, particularly in the Northeast corridor, during much of the 20th century.
-
D.
EMD 645 series
The EMD 645 series is a family of two-stroke diesel locomotive engines widely used in North American freight and passenger locomotives from the 1960s onward.
-
E.
EMD FT locomotive
The EMD FT locomotive is a pioneering diesel-electric freight locomotive introduced in the late 1930s that helped establish Electro-Motive Division as a leader in replacing steam power on American railroads.
- 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: CP Class 5600 electric locomotive Triple: [Intercidades, locomotiveType, CP Class 5600 electric locomotive]
Generated description
The CP Class 5600 is a series of high-powered Portuguese electric locomotives used primarily for fast passenger services on the national rail network.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: CP Class 5600 electric locomotive Target entity description: The CP Class 5600 is a series of high-powered Portuguese electric locomotives used primarily for fast passenger services on the national rail network.
-
A.
Class 57 diesel locomotive
The Class 57 diesel locomotive is a British mainline locomotive type, rebuilt from older Class 47s, widely used for both passenger and freight services including prestigious sleeper and charter trains.
-
B.
EMD F59PH locomotive
The EMD F59PH locomotive is a four-axle diesel-electric passenger locomotive built by Electro-Motive Division in the late 1980s and 1990s, widely used by North American commuter rail agencies.
-
C.
GG1 electric locomotive
The GG1 electric locomotive was a streamlined, high-speed electric locomotive class that became an iconic workhorse of American railroading, particularly in the Northeast corridor, during much of the 20th century.
-
D.
EMD 645 series
The EMD 645 series is a family of two-stroke diesel locomotive engines widely used in North American freight and passenger locomotives from the 1960s onward.
-
E.
EMD FT locomotive
The EMD FT locomotive is a pioneering diesel-electric freight locomotive introduced in the late 1930s that helped establish Electro-Motive Division as a leader in replacing steam power on American railroads.
- 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_69d81c5dd2d48190b7a5fc1e009de936 |
completed | April 9, 2026, 9:38 p.m. |
| NER | Named-entity recognition | batch_69de23a537d4819093c2bae2a244816a |
completed | April 14, 2026, 11:23 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f7c71a43908190bc7537f0a2379599 |
completed | May 3, 2026, 10:07 p.m. |
| NEDg | Description generation | batch_69f7c8d477f881908f8cfd2783e7f10f |
completed | May 3, 2026, 10:14 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69f7ca27ffd4819080bccd6bfd88ddb3 |
completed | May 3, 2026, 10:20 p.m. |
Created at: April 9, 2026, 10:15 p.m.