Triple
T2939280
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | R46 subway cars |
E79343
|
entity |
| Predicate | bogieType |
P44072
|
FINISHED |
| Object |
Rockwell trucks
Rockwell trucks are a type of railcar bogie assembly used on New York City’s R46 subway cars, designed to support and guide the cars along the tracks.
|
E311222
|
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: Rockwell trucks | Statement: [R46 subway cars, bogieType, Rockwell trucks]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Rockwell trucks Context triple: [R46 subway cars, bogieType, Rockwell trucks]
-
A.
MAN Truck & Bus
MAN Truck & Bus is a major European commercial vehicle manufacturer specializing in trucks, buses, and diesel engines, headquartered in Germany and operating worldwide.
-
B.
Mason trucks
Mason trucks were a line of commercial vehicles produced in the 1920s by Durant Motors, an American automobile manufacturer founded by former General Motors head William C. Durant.
-
C.
International Trucks
International Trucks is a major American manufacturer of commercial trucks and diesel engines, known for producing a wide range of medium- and heavy-duty vehicles for freight, construction, and vocational use.
-
D.
Ram Trucks
Ram Trucks is an American brand of light to heavy-duty pickup trucks and commercial vehicles known for its powerful performance and rugged design.
-
E.
GM Truck and Coach
GM Truck and Coach was General Motors’ division responsible for designing and manufacturing commercial trucks and transit buses, widely used across North America in the mid-20th century.
- 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: Rockwell trucks Triple: [R46 subway cars, bogieType, Rockwell trucks]
Generated description
Rockwell trucks are a type of railcar bogie assembly used on New York City’s R46 subway cars, designed to support and guide the cars along the tracks.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Rockwell trucks Target entity description: Rockwell trucks are a type of railcar bogie assembly used on New York City’s R46 subway cars, designed to support and guide the cars along the tracks.
-
A.
MAN Truck & Bus
MAN Truck & Bus is a major European commercial vehicle manufacturer specializing in trucks, buses, and diesel engines, headquartered in Germany and operating worldwide.
-
B.
Mason trucks
Mason trucks were a line of commercial vehicles produced in the 1920s by Durant Motors, an American automobile manufacturer founded by former General Motors head William C. Durant.
-
C.
International Trucks
International Trucks is a major American manufacturer of commercial trucks and diesel engines, known for producing a wide range of medium- and heavy-duty vehicles for freight, construction, and vocational use.
-
D.
Ram Trucks
Ram Trucks is an American brand of light to heavy-duty pickup trucks and commercial vehicles known for its powerful performance and rugged design.
-
E.
GM Truck and Coach
GM Truck and Coach was General Motors’ division responsible for designing and manufacturing commercial trucks and transit buses, widely used across North America in the mid-20th century.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: bogieType Context triple: [R46 subway cars, bogieType, Rockwell trucks]
-
A.
wheelType
Indicates the specific kind or category of wheel associated with an entity.
-
B.
rollingStockType
Indicates the specific category or type of railway rolling stock associated with an entity (e.g., locomotive, passenger car, freight wagon).
-
C.
brakeType
Indicates the specific kind or system of brakes associated with an entity.
-
D.
suspensionType
Indicates the specific kind or configuration of suspension system associated with an entity (e.g., a vehicle or structure).
-
E.
formerRollingStock
Indicates that an entity was previously used as rolling stock (e.g., railway vehicles) but no longer serves in that capacity.
- F. None of above. chosen
Provenance (7 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_69ad8b0fbab081908f6a61567c045d8d |
completed | March 8, 2026, 2:43 p.m. |
| NER | Named-entity recognition | batch_69ad986d9a248190927efc1a0c7d247f |
completed | March 8, 2026, 3:40 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b08686b0388190a214ad8a615f2da5 |
completed | March 10, 2026, 9 p.m. |
| NEDg | Description generation | batch_69b0d312b82c81908abbb005560b89a0 |
completed | March 11, 2026, 2:27 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69b0d392b8cc8190804a1bf06785d7d0 |
completed | March 11, 2026, 2:29 a.m. |
| PD | Predicate disambiguation | batch_69ad96088fb481909976b436c2b729d9 |
completed | March 8, 2026, 3:30 p.m. |
| PDg | Predicate description generation | batch_69ad97f520208190a4dc43372004555f |
completed | March 8, 2026, 3:38 p.m. |
Created at: March 8, 2026, 2:56 p.m.