Triple
T21717221
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | CR (historical) |
E536060
|
entity |
| Predicate | underlyingCompanyLegalBasis |
P125
|
FINISHED |
| Object | Regional Rail Reorganization Act of 1973 |
—
|
NE NERFINISHED |
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: Regional Rail Reorganization Act of 1973 | Statement: [CR (historical), underlyingCompanyLegalBasis, Regional Rail Reorganization Act of 1973]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Regional Rail Reorganization Act of 1973 Context triple: [CR (historical), underlyingCompanyLegalBasis, Regional Rail Reorganization Act of 1973]
-
A.
Regional Rail Reorganization Act of 1973
chosen
The Regional Rail Reorganization Act of 1973 was a U.S. federal law that restructured bankrupt northeastern railroads and laid the groundwork for creating Conrail to maintain essential rail service.
-
B.
Amtrak Improvement Act of 1973
The Amtrak Improvement Act of 1973 was a U.S. federal law that strengthened and refined the national passenger rail system by expanding Amtrak’s authority, funding, and operational framework following its initial creation.
-
C.
Amtrak Reform and Accountability Act of 1997
The Amtrak Reform and Accountability Act of 1997 is a U.S. federal law that restructured Amtrak’s operations and finances, aiming to improve its efficiency and move it toward greater financial self-sufficiency.
-
D.
Amtrak enabling legislation
The Amtrak enabling legislation is the 1970 U.S. federal law that created the National Railroad Passenger Corporation (Amtrak) to preserve and manage intercity passenger rail service.
-
E.
Railroad Revitalization and Regulatory Reform Act
The Railroad Revitalization and Regulatory Reform Act is a 1976 U.S. federal law that restructured and deregulated the railroad industry to restore its financial stability and improve freight rail service.
- 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: underlyingCompanyLegalBasis Context triple: [CR (historical), underlyingCompanyLegalBasis, Regional Rail Reorganization Act of 1973]
-
A.
legalBasis
chosen
Indicates the legal rule, authority, or justification under which an action, decision, or status is established or carried out.
-
B.
hasUnderlyingCompanyLegalForm
Indicates that an entity is associated with, or governed by, a specific underlying legal form of a company.
-
C.
legalStandingBasis
Indicates the legal grounds or justification on which a party’s standing or authority in a legal matter is based.
-
D.
legalBasisInEU
Indicates that something (such as a measure, decision, or status) is grounded in, justified by, or derived from a specific legal basis within European Union law.
-
E.
underlyingCompanyProvides
Indicates that an underlying company supplies or makes available a product, service, or resource to another party or entity.
- F. None of above.
Provenance (3 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_69e0c46c6dd88190a595375fa6ebd701 |
completed | April 16, 2026, 11:13 a.m. |
| NER | Named-entity recognition | batch_69efd96babdc81908226ec043dbe7431 |
completed | April 27, 2026, 9:47 p.m. |
| PD | Predicate disambiguation | batch_69e6969725bc81908e7ad19619ba2688 |
completed | April 20, 2026, 9:11 p.m. |
Created at: April 16, 2026, 6:47 p.m.