Triple
T3090156
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Louisville and Nashville Railroad |
E64460
|
entity |
| Predicate | notablePassengerTrain |
P1669
|
FINISHED |
| Object |
Pan-American
Pan-American was a prominent named passenger train operated by the Louisville and Nashville Railroad, known for its long-distance service through the American South.
|
E325346
|
NE FINISHED |
How this triple was built (4 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: Pan-American | Statement: [Louisville and Nashville Railroad, notablePassengerTrain, Pan-American]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Pan-American Context triple: [Louisville and Nashville Railroad, notablePassengerTrain, Pan-American]
-
A.
Américas Unidas
Américas Unidas is a neighborhood located within the Benito Juárez borough of Mexico City.
-
B.
América
América is a popular Mexican professional football club based in Mexico City, widely recognized as one of the most successful and supported teams in Liga MX.
-
C.
Americas
The Americas are the combined landmasses of North and South America, encompassing a vast region of diverse cultures, climates, and ecosystems in the Western Hemisphere.
-
D.
Latin America
Latin America is a culturally diverse region of the Americas, spanning Mexico, Central and South America, and much of the Caribbean, where Romance languages—primarily Spanish and Portuguese—predominate.
-
E.
Western Hemisphere
The Western Hemisphere is the half of Earth that lies west of the Prime Meridian and east of the 180th meridian, encompassing the Americas and parts of western Europe and Africa.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Pan-American Triple: [Louisville and Nashville Railroad, notablePassengerTrain, Pan-American]
Generated description
Pan-American was a prominent named passenger train operated by the Louisville and Nashville Railroad, known for its long-distance service through the American South.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Pan-American Target entity description: Pan-American was a prominent named passenger train operated by the Louisville and Nashville Railroad, known for its long-distance service through the American South.
-
A.
Américas Unidas
Américas Unidas is a neighborhood located within the Benito Juárez borough of Mexico City.
-
B.
América
América is a popular Mexican professional football club based in Mexico City, widely recognized as one of the most successful and supported teams in Liga MX.
-
C.
Americas
The Americas are the combined landmasses of North and South America, encompassing a vast region of diverse cultures, climates, and ecosystems in the Western Hemisphere.
-
D.
Latin America
Latin America is a culturally diverse region of the Americas, spanning Mexico, Central and South America, and much of the Caribbean, where Romance languages—primarily Spanish and Portuguese—predominate.
-
E.
Western Hemisphere
The Western Hemisphere is the half of Earth that lies west of the Prime Meridian and east of the 180th meridian, encompassing the Americas and parts of western Europe and Africa.
- 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_69ad857c97d88190b26f9b1c90839c77 |
completed | March 8, 2026, 2:19 p.m. |
| NER | Named-entity recognition | batch_69ada20d8f788190b05b8b6b5042bc1a |
completed | March 8, 2026, 4:21 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b1f8a6fe2081909e2bf9ee5629f017 |
completed | March 11, 2026, 11:20 p.m. |
| NEDg | Description generation | batch_69b1f94a05608190bc163a6950586ff9 |
completed | March 11, 2026, 11:22 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69b1f9ad0b148190b98f93699598dd1e |
completed | March 11, 2026, 11:24 p.m. |
Created at: March 8, 2026, 3:03 p.m.