Triple
T21768295
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | BNSF La Junta Subdivision |
E537353
|
entity |
| Predicate | hasMajorStation |
P1071
|
FINISHED |
| Object |
Lamar station
Lamar station is an Amtrak passenger rail station in Lamar, Colorado, serving trains on the BNSF La Junta Subdivision.
|
E1501354
|
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: Lamar station | Statement: [BNSF La Junta Subdivision, hasMajorStation, Lamar station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Lamar station Context triple: [BNSF La Junta Subdivision, hasMajorStation, Lamar station]
-
A.
Lamar station
Lamar station is a light rail stop on Denver's RTD W Line serving the Lakewood, Colorado area.
-
B.
Prairie View station
Prairie View station is a commuter rail stop in Prairie View, Illinois, served by Metra’s North Central Service line connecting the northern suburbs to downtown Chicago.
-
C.
San Antonio station
San Antonio station is a historic Amtrak rail hub in downtown San Antonio, Texas, serving multiple long-distance passenger routes.
-
D.
San Antonio station
San Antonio station is a major central hub of the Medellín Metro system, serving as a key transfer point between multiple lines in downtown Medellín, Colombia.
-
E.
Brownsville station
Brownsville station is a Miami Metrorail rapid transit stop located in the Brownsville neighborhood of Miami, Florida.
- 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: Lamar station Triple: [BNSF La Junta Subdivision, hasMajorStation, Lamar station]
Generated description
Lamar station is an Amtrak passenger rail station in Lamar, Colorado, serving trains on the BNSF La Junta Subdivision.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Lamar station Target entity description: Lamar station is an Amtrak passenger rail station in Lamar, Colorado, serving trains on the BNSF La Junta Subdivision.
-
A.
Lamar station
Lamar station is a light rail stop on Denver's RTD W Line serving the Lakewood, Colorado area.
-
B.
Prairie View station
Prairie View station is a commuter rail stop in Prairie View, Illinois, served by Metra’s North Central Service line connecting the northern suburbs to downtown Chicago.
-
C.
San Antonio station
San Antonio station is a historic Amtrak rail hub in downtown San Antonio, Texas, serving multiple long-distance passenger routes.
-
D.
San Antonio station
San Antonio station is a major central hub of the Medellín Metro system, serving as a key transfer point between multiple lines in downtown Medellín, Colombia.
-
E.
Brownsville station
Brownsville station is a Miami Metrorail rapid transit stop located in the Brownsville neighborhood of Miami, Florida.
- 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_69e0c46f5d1c8190bf830409e98464e5 |
completed | April 16, 2026, 11:13 a.m. |
| NER | Named-entity recognition | batch_69f031ab57808190b9af6d8f0ead1051 |
completed | April 28, 2026, 4:03 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0a367bbd008190b374213331527287 |
completed | May 17, 2026, 9:43 p.m. |
| NEDg | Description generation | batch_6a0a373aca708190aae867f78c87b956 |
completed | May 17, 2026, 9:46 p.m. |
| NED2 | Entity disambiguation (via description) | batch_6a0a37e0bed48190b0319d62eaff5d1e |
completed | May 17, 2026, 9:49 p.m. |
Created at: April 16, 2026, 6:51 p.m.