Triple
T1742178
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | First Transcontinental Railroad |
E38256
|
entity |
| Predicate | authorizedBy |
P29
|
FINISHED |
| Object | Pacific Railroad Act of 1862 |
E11064
|
NE FINISHED |
How this triple was built (2 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: Pacific Railroad Act of 1862 | Statement: [First Transcontinental Railroad, authorizedBy, Pacific Railroad Act of 1862]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Pacific Railroad Act of 1862 Context triple: [First Transcontinental Railroad, authorizedBy, Pacific Railroad Act of 1862]
-
A.
Pacific Railway Act of 1864
The Pacific Railway Act of 1864 was a U.S. federal law that expanded financial incentives and land grants to accelerate construction of the transcontinental railroad by the Union Pacific and Central Pacific railroads.
-
B.
Union Pacific Railway Act of 1862
chosen
The Union Pacific Railway Act of 1862 was a landmark U.S. federal law that authorized construction of the first transcontinental railroad and provided government support through land grants and bonds.
-
C.
Homestead Act of 1862
The Homestead Act of 1862 was a landmark U.S. law that encouraged westward expansion by granting settlers ownership of public land, typically 160 acres, if they lived on and improved it for a set period.
-
D.
Hepburn Act regulation of railroads
The Hepburn Act regulation of railroads was a landmark 1906 U.S. law that greatly strengthened federal oversight of railroad rates and practices by expanding the powers of the Interstate Commerce Commission.
-
E.
Organic Act of 1890
The Organic Act of 1890 was a U.S. federal law that organized Oklahoma Territory and restructured governance in the adjacent Indian Territory, laying groundwork for the future state of Oklahoma.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69a8862b01a48190ab47209063af82d9 |
completed | March 4, 2026, 7:21 p.m. |
| NER | Named-entity recognition | batch_69aa63c6d21c8190809bedaa798e2b14 |
completed | March 6, 2026, 5:19 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ad8b0ab7008190a2fafe1c8ac55ac4 |
completed | March 8, 2026, 2:43 p.m. |
Created at: March 4, 2026, 7:30 p.m.