Triple
T14433501
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Metra Heritage Corridor |
E357893
|
entity |
| Predicate | historicalAlignmentOf |
P114259
|
FINISHED |
| Object | Gulf, Mobile and Ohio Railroad |
E628097
|
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: Gulf, Mobile and Ohio Railroad | Statement: [Metra Heritage Corridor, historicalAlignmentOf, Gulf, Mobile and Ohio Railroad]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Gulf, Mobile and Ohio Railroad Context triple: [Metra Heritage Corridor, historicalAlignmentOf, Gulf, Mobile and Ohio Railroad]
-
A.
Gulf, Mobile and Ohio Railroad
chosen
The Gulf, Mobile and Ohio Railroad was a major mid-20th-century U.S. railroad that operated freight and passenger services across the Midwest and South, notably linking the Gulf Coast with cities such as St. Louis and Chicago.
-
B.
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.
-
C.
Mobile and Ohio Railroad
The Mobile and Ohio Railroad was a 19th-century American rail line that connected the Gulf Coast to the Midwest, playing a key role in regional commerce and the growth of towns along its route.
-
D.
Western and Atlantic Railroad
The Western and Atlantic Railroad was a 19th-century U.S. rail line in Georgia that played a crucial role in the development of Atlanta as a major transportation hub.
-
E.
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.
- 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: historicalAlignmentOf Context triple: [Metra Heritage Corridor, historicalAlignmentOf, Gulf, Mobile and Ohio Railroad]
-
A.
historicallyLinked
Indicates that two entities are connected through a shared or related historical event, period, or development.
-
B.
historicalType
Indicates that one entity classifies or characterizes another in terms of its role, status, or category within a historical context.
-
C.
historicalStatusOf
Indicates the historical condition, role, or classification that an entity held during a specific past period or context.
-
D.
historicallyRepresented
Indicates that one entity served as a representation, symbol, or stand-in for another entity during a specific historical period or context.
-
E.
historicallyGroupedWith
Indicates that two or more entities have been associated or classified together in the past based on historical context, usage, or tradition, even if they are no longer grouped that way.
- F. None of above. chosen
Provenance (5 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_69d8279402a88190821ffa39ae15bccf |
completed | April 9, 2026, 10:26 p.m. |
| NER | Named-entity recognition | batch_69de91471a648190adb7b283a6a85c3e |
completed | April 14, 2026, 7:11 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fd5bd5b1d08190a89e6f004a94b361 |
completed | May 8, 2026, 3:43 a.m. |
| PD | Predicate disambiguation | batch_69de5c3a02fc819097373f97a260cdeb |
completed | April 14, 2026, 3:24 p.m. |
| PDg | Predicate description generation | batch_69de5fb4de14819092acdecbd201d672 |
completed | April 14, 2026, 3:39 p.m. |
Created at: April 10, 2026, 1:18 a.m.