Triple
T2856988
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Greyhound Lines |
E63224
|
entity |
| Predicate | usesVehicleModel |
P12443
|
FINISHED |
| Object |
MCI D-Series coaches
MCI D-Series coaches are a line of long-distance, intercity motorcoaches manufactured by Motor Coach Industries and widely used by major bus operators across North America.
|
E305017
|
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: MCI D-Series coaches | Statement: [Greyhound Lines, usesVehicleModel, MCI D-Series coaches]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: MCI D-Series coaches Context triple: [Greyhound Lines, usesVehicleModel, MCI D-Series coaches]
-
A.
Amfleet II coaches
Amfleet II coaches are long-distance passenger railcars used by Amtrak, known for their single-level design, enhanced seating comfort, and use on overnight and extended-route services in the United States.
-
B.
Amfleet I coaches
Amfleet I coaches are single-level, tubular stainless-steel passenger railcars built by Budd in the 1970s for Amtrak’s short- to medium-distance corridor services, especially in the Northeastern United States.
-
C.
Bombardier BiLevel Coach
The Bombardier BiLevel Coach is a double-decker commuter rail car widely used across North America to increase passenger capacity on regional and suburban train services.
-
D.
Amfleet railcar family
The Amfleet railcar family is a series of stainless-steel, tubular passenger coaches built by Budd for Amtrak in the 1970s and 1980s, widely used on intercity and regional routes across the United States.
-
E.
Amfleet cafe car
The Amfleet cafe car is a type of Amtrak passenger railcar equipped with a food-service area and seating, commonly used on intercity routes in the United States.
- 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: MCI D-Series coaches Triple: [Greyhound Lines, usesVehicleModel, MCI D-Series coaches]
Generated description
MCI D-Series coaches are a line of long-distance, intercity motorcoaches manufactured by Motor Coach Industries and widely used by major bus operators across North America.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: MCI D-Series coaches Target entity description: MCI D-Series coaches are a line of long-distance, intercity motorcoaches manufactured by Motor Coach Industries and widely used by major bus operators across North America.
-
A.
Amfleet II coaches
Amfleet II coaches are long-distance passenger railcars used by Amtrak, known for their single-level design, enhanced seating comfort, and use on overnight and extended-route services in the United States.
-
B.
Amfleet I coaches
Amfleet I coaches are single-level, tubular stainless-steel passenger railcars built by Budd in the 1970s for Amtrak’s short- to medium-distance corridor services, especially in the Northeastern United States.
-
C.
Bombardier BiLevel Coach
The Bombardier BiLevel Coach is a double-decker commuter rail car widely used across North America to increase passenger capacity on regional and suburban train services.
-
D.
Amfleet railcar family
The Amfleet railcar family is a series of stainless-steel, tubular passenger coaches built by Budd for Amtrak in the 1970s and 1980s, widely used on intercity and regional routes across the United States.
-
E.
Amfleet cafe car
The Amfleet cafe car is a type of Amtrak passenger railcar equipped with a food-service area and seating, commonly used on intercity routes in the United States.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: usesVehicleModel Context triple: [Greyhound Lines, usesVehicleModel, MCI D-Series coaches]
-
A.
vehicleUsed
chosen
Indicates that a particular vehicle is utilized or employed in performing an action, event, or activity.
-
B.
intendedVehicle
Indicates that one entity is the vehicle that another entity plans or is meant to use.
-
C.
hasVehicle
Indicates that one entity possesses, owns, or is assigned a vehicle.
-
D.
supportsVehicle
Indicates that one entity provides the necessary strength, stability, or structure to bear the weight of a vehicle.
-
E.
appliedToVehicleType
Indicates that something (such as a rule, restriction, or condition) is specifically applicable to a particular type or category of vehicle.
- F. None of above.
Provenance (6 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_69ab4c41e8c08190a9e8f5249cc12610 |
completed | March 6, 2026, 9:50 p.m. |
| NER | Named-entity recognition | batch_69abdf881bbc81908987317b88b405d0 |
completed | March 7, 2026, 8:19 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b01d8d0eec8190b0b29407264fb2bd |
completed | March 10, 2026, 1:33 p.m. |
| NEDg | Description generation | batch_69b020869d7c81909d9a00cc43f0ed7d |
completed | March 10, 2026, 1:45 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69b02122270c8190a063f09acefcbb18 |
completed | March 10, 2026, 1:48 p.m. |
| PD | Predicate disambiguation | batch_69abdd10aef88190b750aae07e7df4dc |
completed | March 7, 2026, 8:08 a.m. |
Created at: March 6, 2026, 10:02 p.m.