Triple
T1245892
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Baltimore and Ohio Railroad |
E26763
|
entity |
| Predicate | historicalLocomotive |
P12267
|
FINISHED |
| Object |
Tom Thumb
Tom Thumb was an early experimental American steam locomotive built in 1830 that demonstrated the viability of steam power for the Baltimore and Ohio Railroad.
|
E142154
|
NE FINISHED |
How this triple was built (5 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: Tom Thumb | Statement: [Baltimore and Ohio Railroad, historicalLocomotive, Tom Thumb]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tom Thumb Context triple: [Baltimore and Ohio Railroad, historicalLocomotive, Tom Thumb]
-
A.
The Grouch
The Grouch is a song by the American punk rock band Green Day, featured on their 1997 album "Nimrod."
-
B.
Plump Jack
Plump Jack is an opera by American composer Gordon Getty, based on the character Sir John Falstaff from Shakespeare’s history plays.
-
C.
Boo Hoo the Bear
Boo Hoo the Bear is the costumed mascot representing Queen's University at Kingston, symbolizing school spirit and supporting the university’s athletic teams and events.
-
D.
Geronimi
Geronimi is an Italian-origin surname most notably associated with Clyde Geronimi, a prominent animator and director for Walt Disney Studios.
-
E.
Peter Cottontale
Peter Cottontale is a Chicago-based music producer and musician best known for his work with Chance the Rapper and contributions to contemporary gospel-influenced hip hop and R&B.
- 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: Tom Thumb Triple: [Baltimore and Ohio Railroad, historicalLocomotive, Tom Thumb]
Generated description
Tom Thumb was an early experimental American steam locomotive built in 1830 that demonstrated the viability of steam power for the Baltimore and Ohio Railroad.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Tom Thumb Target entity description: Tom Thumb was an early experimental American steam locomotive built in 1830 that demonstrated the viability of steam power for the Baltimore and Ohio Railroad.
-
A.
The Grouch
The Grouch is a song by the American punk rock band Green Day, featured on their 1997 album "Nimrod."
-
B.
Plump Jack
Plump Jack is an opera by American composer Gordon Getty, based on the character Sir John Falstaff from Shakespeare’s history plays.
-
C.
Boo Hoo the Bear
Boo Hoo the Bear is the costumed mascot representing Queen's University at Kingston, symbolizing school spirit and supporting the university’s athletic teams and events.
-
D.
Geronimi
Geronimi is an Italian-origin surname most notably associated with Clyde Geronimi, a prominent animator and director for Walt Disney Studios.
-
E.
Peter Cottontale
Peter Cottontale is a Chicago-based music producer and musician best known for his work with Chance the Rapper and contributions to contemporary gospel-influenced hip hop and R&B.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: historicalLocomotive Context triple: [Baltimore and Ohio Railroad, historicalLocomotive, Tom Thumb]
-
A.
locomotiveWorks
Indicates a relationship where an entity is a facility or company that builds, repairs, or maintains locomotives.
-
B.
hasLocomotive
chosen
Indicates that one entity possesses or is equipped with a locomotive as part of its composition or operation.
-
C.
operatedLocomotiveWorksAt
Indicates that an entity operated a locomotive works facility at a specific location.
-
D.
hasRailroadHistoryWith
Indicates a historical relationship or connection between entities involving railroads, such as shared development, operation, or significant events in railway history.
-
E.
operatedCarriageWorksAt
Indicates that a person or organization managed and ran the operations of a carriage works at a particular location or during a specific period.
- F. None of above.
Provenance (6 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_69a4948689d08190b3a4a3f388c02148 |
completed | March 1, 2026, 7:33 p.m. |
| NER | Named-entity recognition | batch_69a4bf65c41c8190b4c65e015d1264c0 |
completed | March 1, 2026, 10:36 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ac8f7da5c48190b013f1578c160d78 |
completed | March 7, 2026, 8:50 p.m. |
| NEDg | Description generation | batch_69ac8ff7ae0c81908ca8ace1f4159383 |
completed | March 7, 2026, 8:52 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69ac905ce0c48190a8465988161f19ed |
completed | March 7, 2026, 8:53 p.m. |
| PD | Predicate disambiguation | batch_69a4bb696a38819095845c84f0241287 |
completed | March 1, 2026, 10:19 p.m. |
Created at: March 1, 2026, 7:47 p.m.