Triple
T1449189
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Leland Stanford |
E31248
|
entity |
| Predicate | notableWork |
P4
|
FINISHED |
| Object | Development of the Central Pacific Railroad |
E117141
|
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: Development of the Central Pacific Railroad | Statement: [Leland Stanford, notableWork, Development of the Central Pacific Railroad]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Development of the Central Pacific Railroad Context triple: [Leland Stanford, notableWork, Development of the Central Pacific Railroad]
-
A.
First Transcontinental Railroad
The First Transcontinental Railroad was the 19th-century rail line that first connected the eastern and western United States by land, revolutionizing cross-country travel, commerce, and settlement.
-
B.
Central Pacific
Central Pacific refers to the midsection of the Pacific Ocean region, historically significant as a major area of military operations and command during the Pacific theater of World War II.
-
C.
Central Pacific
Central Pacific is a subgroup of Oceanic Austronesian languages that includes Fijian and related languages spoken across parts of Fiji and nearby Pacific islands.
-
D.
Central Pacific Railroad
chosen
The Central Pacific Railroad was a major 19th-century American railroad company that built the western portion of the First Transcontinental Railroad, linking California to the eastern United States and transforming transportation and commerce.
-
E.
Central Pacific Railroad historic route
The Central Pacific Railroad historic route is the original transcontinental rail line built in the 1860s that crossed the Sierra Nevada, including through Donner Pass, to connect California with the rest of the United States.
- 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_69a499171a28819085b993a3ac78e363 |
completed | March 1, 2026, 7:52 p.m. |
| NER | Named-entity recognition | batch_69a4c55c408c8190917ed44d9070a2fb |
completed | March 1, 2026, 11:01 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ad08c4c940819091d15c4d2ffa6b1c |
completed | March 8, 2026, 5:27 a.m. |
Created at: March 1, 2026, 8 p.m.