Triple
T13167530
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Pinellas Trail |
E312892
|
entity |
| Predicate | formerOperatorOfRailLine |
P84160
|
FINISHED |
| Object | Seaboard Air Line Railroad |
E35653
|
NE FINISHED |
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: Seaboard Air Line Railroad | Statement: [Pinellas Trail, formerOperatorOfRailLine, Seaboard Air Line Railroad]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Seaboard Air Line Railroad Context triple: [Pinellas Trail, formerOperatorOfRailLine, Seaboard Air Line Railroad]
-
A.
Seaboard Air Line Railroad
chosen
Seaboard Air Line Railroad was a major American railroad that operated in the southeastern United States, known for its prominent passenger services and streamlined trains.
-
B.
Seaboard Coast Line Railroad
Seaboard Coast Line Railroad was a major Class I railroad in the southeastern United States, formed in 1967 and known for both freight operations and prominent passenger services before becoming part of CSX Transportation.
-
C.
Seaboard System Railroad
Seaboard System Railroad was a major U.S. freight railroad of the 1980s that consolidated several southeastern carriers and later became part of CSX Transportation.
-
D.
Atlantic Coast Line Railroad
The Atlantic Coast Line Railroad was a major U.S. railroad that operated primarily in the southeastern United States, known for its passenger and freight services along the Atlantic seaboard before its mid-20th-century mergers.
-
E.
Southern Railway (U.S.)
Southern Railway (U.S.) was a major American Class I railroad that operated primarily in the southeastern United States before becoming a key predecessor of Norfolk Southern Railway.
- 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: formerOperatorOfRailLine Context triple: [Pinellas Trail, formerOperatorOfRailLine, Seaboard Air Line Railroad]
-
A.
formerRailOperator
chosen
Indicates that an entity previously operated a rail service or railway system but no longer does so.
-
B.
operatedOnRailroad
Indicates that an entity conducted operations or provided services on a railroad system.
-
C.
formerRailwayLine
Indicates that a railway line previously existed in the past but is no longer in operation or has been decommissioned.
-
D.
followsFormerRailroad
Indicates that something is aligned with or traces the route of a former railroad line.
-
E.
laterRailwayCompany
Indicates that one railway company is the successor or later incarnation of another railway company.
- F. None of above.
Provenance (4 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_69d806ac3ee081909b2fd27d060aa974 |
completed | April 9, 2026, 8:06 p.m. |
| NER | Named-entity recognition | batch_69d98cf054f88190b05ced98d5a22a62 |
completed | April 10, 2026, 11:51 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f78acdaae881908825e5308f0ba388 |
completed | May 3, 2026, 5:50 p.m. |
| PD | Predicate disambiguation | batch_69d98bc2c0c88190be357811aa8e828d |
completed | April 10, 2026, 11:46 p.m. |
Created at: April 9, 2026, 9:13 p.m.