Triple
T2720810
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Bakerloo line |
E60074
|
entity |
| Predicate | stockType |
P34135
|
FINISHED |
| Object |
1972 Stock
1972 Stock is a class of London Underground trains built in the early 1970s, primarily used on deep-level tube lines such as the Bakerloo line.
|
E293563
|
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: 1972 Stock | Statement: [Bakerloo line, stockType, 1972 Stock]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: 1972 Stock Context triple: [Bakerloo line, stockType, 1972 Stock]
-
A.
1992 Stock
1992 Stock is a type of London Underground electric multiple unit train built for deep-level tube services, notably used on the Central line.
-
B.
Studebaker Avanti
The Studebaker Avanti is a distinctive early-1960s American personal luxury coupe known for its futuristic fiberglass body, performance focus, and status as one of the last iconic models produced by the Studebaker Corporation.
-
C.
A-Model Ford
A-Model Ford is the common name for Ford's late-1920s Model A automobile, a popular successor to the Model T known for its improved performance and modern styling.
-
D.
M-72
M-72 is a state highway in northern Michigan that serves as a key east–west route connecting Traverse City with several inland communities and recreational areas.
-
E.
Republic P-72
The Republic P-72 was an experimental, high-performance American fighter aircraft developed in World War II as an advanced evolution of the P-47 Thunderbolt design.
- 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: 1972 Stock Triple: [Bakerloo line, stockType, 1972 Stock]
Generated description
1972 Stock is a class of London Underground trains built in the early 1970s, primarily used on deep-level tube lines such as the Bakerloo line.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: 1972 Stock Target entity description: 1972 Stock is a class of London Underground trains built in the early 1970s, primarily used on deep-level tube lines such as the Bakerloo line.
-
A.
1992 Stock
1992 Stock is a type of London Underground electric multiple unit train built for deep-level tube services, notably used on the Central line.
-
B.
Studebaker Avanti
The Studebaker Avanti is a distinctive early-1960s American personal luxury coupe known for its futuristic fiberglass body, performance focus, and status as one of the last iconic models produced by the Studebaker Corporation.
-
C.
A-Model Ford
A-Model Ford is the common name for Ford's late-1920s Model A automobile, a popular successor to the Model T known for its improved performance and modern styling.
-
D.
M-72
M-72 is a state highway in northern Michigan that serves as a key east–west route connecting Traverse City with several inland communities and recreational areas.
-
E.
Republic P-72
The Republic P-72 was an experimental, high-performance American fighter aircraft developed in World War II as an advanced evolution of the P-47 Thunderbolt design.
- 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_69ab4b746d248190958e052045c09255 |
completed | March 6, 2026, 9:47 p.m. |
| NER | Named-entity recognition | batch_69abdab1cb808190b0789c76bc9cb090 |
completed | March 7, 2026, 7:58 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69afb6914f70819099482893d026f34b |
completed | March 10, 2026, 6:13 a.m. |
| NEDg | Description generation | batch_69afb726182081909570e4cb7a364e4d |
completed | March 10, 2026, 6:16 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69afb78f9d08819087d6f31fe1e4e61c |
completed | March 10, 2026, 6:17 a.m. |
Created at: March 6, 2026, 9:55 p.m.