Triple
T5378708
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | M3 electric multiple unit |
E113026
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object |
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.
|
E515218
|
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: Long Island Rail Road rolling stock | Statement: [M3 electric multiple unit, partOf, Long Island Rail Road rolling stock]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Long Island Rail Road rolling stock Context triple: [M3 electric multiple unit, partOf, Long Island Rail Road rolling stock]
-
A.
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.
-
B.
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.
-
C.
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.
-
D.
Long Island Rail Road (controlling interest for many years)
The Long Island Rail Road is a major commuter rail system serving Long Island and connecting it to New York City, recognized as one of the busiest and oldest railroads in the United States.
-
E.
Long Island Rail Road branches
Long Island Rail Road branches are the multiple commuter rail lines radiating from New York City across Long Island, serving as the primary rail network for Nassau and Suffolk counties.
- 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: Long Island Rail Road rolling stock Triple: [M3 electric multiple unit, partOf, Long Island Rail Road rolling stock]
Generated description
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.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Long Island Rail Road rolling stock Target entity description: 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.
-
A.
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.
-
B.
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.
-
C.
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.
-
D.
Long Island Rail Road (controlling interest for many years)
The Long Island Rail Road is a major commuter rail system serving Long Island and connecting it to New York City, recognized as one of the busiest and oldest railroads in the United States.
-
E.
Long Island Rail Road branches
Long Island Rail Road branches are the multiple commuter rail lines radiating from New York City across Long Island, serving as the primary rail network for Nassau and Suffolk counties.
- 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_69bd4436a1988190af18dcff7fd306b4 |
completed | March 20, 2026, 12:57 p.m. |
| NER | Named-entity recognition | batch_69bd86ccfd988190ab862a5d1743955b |
completed | March 20, 2026, 5:41 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69bf29465ff0819082c05dbe40a306f3 |
completed | March 21, 2026, 11:27 p.m. |
| NEDg | Description generation | batch_69bf29e0c9708190ac76c8306b76f0fa |
completed | March 21, 2026, 11:29 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69bf2a93efa88190b641924bb652068c |
completed | March 21, 2026, 11:32 p.m. |
Created at: March 20, 2026, 2:03 p.m.