Triple
T4561485
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Walker D. Hines |
E121800
|
entity |
| Predicate | employer |
P7
|
FINISHED |
| Object | United States Railroad Administration |
E22076
|
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: United States Railroad Administration | Statement: [Walker D. Hines, employer, United States Railroad Administration]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: United States Railroad Administration Context triple: [Walker D. Hines, employer, United States Railroad Administration]
-
A.
United States Railroad Administration
chosen
The United States Railroad Administration was the federal agency that temporarily nationalized and operated American railroads during World War I to improve efficiency and support the war effort.
-
B.
Rock Island Railroad
Rock Island Railroad was a major American railroad that operated across the Midwest and Southwest, known for its extensive freight and passenger services before its bankruptcy and liquidation in the 1980s.
-
C.
United States Railway Association
The United States Railway Association was a U.S. government-created corporation responsible for restructuring and revitalizing bankrupt northeastern railroads in the 1970s, most notably through the formation of Conrail.
-
D.
Surface Transportation Board
The Surface Transportation Board is an independent U.S. federal agency that oversees and adjudicates economic regulation of the nation’s railroads and certain other surface transportation carriers.
-
E.
Wabash Railroad
Wabash Railroad was a major Midwestern American railroad company that operated an extensive network connecting key cities such as Chicago, St. Louis, Detroit, and Buffalo during the late 19th and early 20th centuries.
- 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_69bd463f156881908a99aca69c5721ac |
completed | March 20, 2026, 1:06 p.m. |
| NER | Named-entity recognition | batch_69bd582d98fc8190a760dbb5f20c775d |
completed | March 20, 2026, 2:22 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69bdfa1eb59081909d0f6ac93c1d6639 |
completed | March 21, 2026, 1:53 a.m. |
Created at: March 20, 2026, 1:09 p.m.