Triple
T16513858
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Michigan Executive |
E401129
|
entity |
| Predicate | usedRailInfrastructureOf |
P15040
|
FINISHED |
| Object | Penn Central |
E9233
|
NE FINISHED |
How this triple was built (3 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: Penn Central | Statement: [Michigan Executive, usedRailInfrastructureOf, Penn Central]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Penn Central Context triple: [Michigan Executive, usedRailInfrastructureOf, Penn Central]
-
A.
Penn Central Transportation Company
chosen
Penn Central Transportation Company was a major American railroad formed in 1968 by the merger of the Pennsylvania Railroad and the New York Central Railroad, later becoming infamous for its massive bankruptcy.
-
B.
Erie Railroad Co. v. Tompkins
Erie Railroad Co. v. Tompkins is a landmark 1938 U.S. Supreme Court decision that ended the practice of federal general common law and required federal courts in diversity cases to apply state substantive law.
-
C.
National Railroad Passenger Corp. v. Morgan
National Railroad Passenger Corp. v. Morgan is a 2002 U.S. Supreme Court decision that clarified the time limits for filing employment discrimination claims, distinguishing between discrete acts and continuing violations under Title VII.
-
D.
United States v. Trans-Missouri Freight Association
United States v. Trans-Missouri Freight Association was an 1897 U.S. Supreme Court antitrust case that held railroad rate-fixing agreements violated the Sherman Antitrust Act, even if the rates were reasonable.
-
E.
Railway Express Agency v. New York
Railway Express Agency v. New York is a 1949 U.S. Supreme Court decision that upheld a New York City traffic regulation restricting advertising on vehicles against an Equal Protection Clause challenge.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: usedRailInfrastructureOf Context triple: [Michigan Executive, usedRailInfrastructureOf, Penn Central]
-
A.
usesRailInfrastructureOf
chosen
Indicates that one entity operates on, accesses, or otherwise makes use of the rail infrastructure owned or managed by another entity.
-
B.
isRailInfrastructure
Indicates that something functions as or is classified as part of a railway-related physical infrastructure or system.
-
C.
railwayUse
Indicates that something is used as, or functions in the capacity of, a railway or rail-based transportation facility.
-
D.
hasRailwayInfrastructureType
Indicates that an entity possesses or is associated with a specific type or category of railway infrastructure.
-
E.
formerRailUse
Indicates that an entity previously served a particular railway-related function or purpose, but no longer does so.
- F. None of above.
Provenance (4 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_69d88381f6148190819958a038be990e |
completed | April 10, 2026, 4:58 a.m. |
| NER | Named-entity recognition | batch_69e32e78d4848190a55de9902115b1b2 |
completed | April 18, 2026, 7:10 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0067a59eb48190901ba7907c09639d |
completed | May 10, 2026, 11:10 a.m. |
| PD | Predicate disambiguation | batch_69e296995d388190b88ebe189dce890d |
completed | April 17, 2026, 8:22 p.m. |
Created at: April 10, 2026, 5:14 a.m.