Triple
T14203708
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Illinois Zephyr |
E352028
|
entity |
| Predicate | operatorPredecessor |
P63426
|
FINISHED |
| Object | Chicago, Burlington and Quincy Railroad (route heritage) |
E114572
|
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: Chicago, Burlington and Quincy Railroad (route heritage) | Statement: [Illinois Zephyr, operatorPredecessor, Chicago, Burlington and Quincy Railroad (route heritage)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chicago, Burlington and Quincy Railroad (route heritage) Context triple: [Illinois Zephyr, operatorPredecessor, Chicago, Burlington and Quincy Railroad (route heritage)]
-
A.
Chicago, Burlington and Quincy Railroad
chosen
The Chicago, Burlington and Quincy Railroad was a major American railroad company in the Midwestern and Western United States, known for its extensive passenger and freight services and its role in developing routes between Chicago, Denver, and the Pacific Coast.
-
B.
Chicago, Rock Island and Pacific Railroad
The Chicago, Rock Island and Pacific Railroad was a major Midwestern U.S. railroad that operated extensive passenger and freight services, notably connecting Chicago with cities across the Great Plains and Southwest, until its final liquidation in the 1980s.
-
C.
Chicago and Alton Railroad
The Chicago and Alton Railroad was a prominent 19th- and early 20th-century Midwestern U.S. railroad that connected Chicago with central and southern Illinois and Missouri, playing a key role in regional passenger and freight transport.
-
D.
Illinois Central Railroad
The Illinois Central Railroad was a major American rail carrier that played a pivotal role in connecting the Midwest to the Gulf of Mexico and fostering economic development along its north–south route.
-
E.
Chicago Aurora and Elgin Railroad
The Chicago Aurora and Elgin Railroad was an interurban electric railway that once connected Chicago with its western suburbs, playing a key role in regional commuter transit in the early to mid-20th century.
- 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_69d827894ac0819097803e57f3227b23 |
completed | April 9, 2026, 10:26 p.m. |
| NER | Named-entity recognition | batch_69de61f6d4d481909128084e82e6a58a |
completed | April 14, 2026, 3:49 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fd1951421c81908959634e66857b61 |
completed | May 7, 2026, 10:59 p.m. |
Created at: April 10, 2026, 1:05 a.m.