Triple
T20221134
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | LIRR DM30AC |
E495256
|
entity |
| Predicate | relatedModel |
P37
|
FINISHED |
| Object |
LIRR DE30AC
The LIRR DE30AC is a diesel-electric locomotive used by the Long Island Rail Road for hauling non-electrified commuter rail services.
|
E1417771
|
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: LIRR DE30AC | Statement: [LIRR DM30AC, relatedModel, LIRR DE30AC]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: LIRR DE30AC Context triple: [LIRR DM30AC, relatedModel, LIRR DE30AC]
-
A.
LIRR DM30AC diesel-electric locomotive
The LIRR DM30AC is a dual-mode diesel-electric locomotive used by the Long Island Rail Road to haul passenger trains between non-electrified territory and New York City terminals.
-
B.
LIRR C3 coaches
LIRR C3 coaches are bi-level passenger railcars used by the Long Island Rail Road to provide high-capacity commuter service, particularly on routes requiring diesel locomotives.
-
C.
LIRR P72 coaches
The LIRR P72 coaches were a series of diesel-hauled passenger railcars used by the Long Island Rail Road for commuter service in the mid-to-late 20th century.
-
D.
Long Island Rail Road rolling stock
Long Island Rail Road rolling stock comprises the various passenger train cars and electric multiple units used to operate commuter rail services across Long Island and into New York City.
-
E.
LIRR: ROS
LIRR: ROS is the station code used by the Long Island Rail Road to identify its Rosedale station in Queens, New York.
- 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: LIRR DE30AC Triple: [LIRR DM30AC, relatedModel, LIRR DE30AC]
Generated description
The LIRR DE30AC is a diesel-electric locomotive used by the Long Island Rail Road for hauling non-electrified commuter rail services.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: LIRR DE30AC Target entity description: The LIRR DE30AC is a diesel-electric locomotive used by the Long Island Rail Road for hauling non-electrified commuter rail services.
-
A.
LIRR DM30AC diesel-electric locomotive
The LIRR DM30AC is a dual-mode diesel-electric locomotive used by the Long Island Rail Road to haul passenger trains between non-electrified territory and New York City terminals.
-
B.
LIRR C3 coaches
LIRR C3 coaches are bi-level passenger railcars used by the Long Island Rail Road to provide high-capacity commuter service, particularly on routes requiring diesel locomotives.
-
C.
LIRR P72 coaches
The LIRR P72 coaches were a series of diesel-hauled passenger railcars used by the Long Island Rail Road for commuter service in the mid-to-late 20th century.
-
D.
Long Island Rail Road rolling stock
Long Island Rail Road rolling stock comprises the various passenger train cars and electric multiple units used to operate commuter rail services across Long Island and into New York City.
-
E.
LIRR: ROS
LIRR: ROS is the station code used by the Long Island Rail Road to identify its Rosedale station in Queens, New York.
- 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_69da626cff80819097b530718a7c98b6 |
completed | April 11, 2026, 3:02 p.m. |
| NER | Named-entity recognition | batch_69e66fd610f881908fdd22b1f8bd2efc |
completed | April 20, 2026, 6:26 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0843f85fa08190b1191fe98d72de28 |
completed | May 16, 2026, 10:16 a.m. |
| NEDg | Description generation | batch_6a0844d37fc48190a73ab9d45227e7eb |
completed | May 16, 2026, 10:20 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a084554462081908a1b801fe1528fa0 |
completed | May 16, 2026, 10:22 a.m. |
Created at: April 11, 2026, 11:39 p.m.