Triple
T4177076
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Houston METRORail |
E86502
|
entity |
| Predicate | servesFacility |
P26183
|
FINISHED |
| Object |
Downtown Transit Center
Downtown Transit Center is a major public transportation hub in central Houston that connects METRORail with numerous local bus routes for commuters and visitors.
|
E416828
|
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: Downtown Transit Center | Statement: [Houston METRORail, servesFacility, Downtown Transit Center]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Downtown Transit Center Context triple: [Houston METRORail, servesFacility, Downtown Transit Center]
-
A.
Addison Transit Center
Addison Transit Center is a major Dallas Area Rapid Transit (DART) bus facility in Addison, Texas, serving as a key transfer point for local and regional bus routes.
-
B.
Berryessa Transit Center
Berryessa Transit Center is a major intermodal transit hub in San José, California, connecting VTA buses with Bay Area Rapid Transit (BART) rail service and regional transportation.
-
C.
Rose Quarter Transit Center
Rose Quarter Transit Center is a major public transit hub in Portland, Oregon, serving multiple MAX light rail lines and bus routes near the city’s Rose Quarter sports and entertainment district.
-
D.
Gresham Central Transit Center
Gresham Central Transit Center is a major public transportation hub in Gresham, Oregon, serving as a key stop on the MAX Light Rail system and connecting multiple bus routes.
-
E.
Gateway Transit Center
Gateway Transit Center is a major multimodal transit hub in Portland, Oregon, serving light rail, buses, and other regional connections.
- 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: Downtown Transit Center Triple: [Houston METRORail, servesFacility, Downtown Transit Center]
Generated description
Downtown Transit Center is a major public transportation hub in central Houston that connects METRORail with numerous local bus routes for commuters and visitors.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Downtown Transit Center Target entity description: Downtown Transit Center is a major public transportation hub in central Houston that connects METRORail with numerous local bus routes for commuters and visitors.
-
A.
Addison Transit Center
Addison Transit Center is a major Dallas Area Rapid Transit (DART) bus facility in Addison, Texas, serving as a key transfer point for local and regional bus routes.
-
B.
Berryessa Transit Center
Berryessa Transit Center is a major intermodal transit hub in San José, California, connecting VTA buses with Bay Area Rapid Transit (BART) rail service and regional transportation.
-
C.
Rose Quarter Transit Center
Rose Quarter Transit Center is a major public transit hub in Portland, Oregon, serving multiple MAX light rail lines and bus routes near the city’s Rose Quarter sports and entertainment district.
-
D.
Gresham Central Transit Center
Gresham Central Transit Center is a major public transportation hub in Gresham, Oregon, serving as a key stop on the MAX Light Rail system and connecting multiple bus routes.
-
E.
Gateway Transit Center
Gateway Transit Center is a major multimodal transit hub in Portland, Oregon, serving light rail, buses, and other regional connections.
- 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_69aed93de98c8190ad838ce507b77c8a |
completed | March 9, 2026, 2:29 p.m. |
| NER | Named-entity recognition | batch_69af02ec20fc8190b6f30576337e0ddc |
completed | March 9, 2026, 5:27 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b57f57509881909d0353a48d868f5d |
completed | March 14, 2026, 3:31 p.m. |
| NEDg | Description generation | batch_69b57fbb037481908b2891e3af32e6e5 |
completed | March 14, 2026, 3:33 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69b58016777c8190a3e73ab96907e3a3 |
completed | March 14, 2026, 3:34 p.m. |
Created at: March 9, 2026, 3:45 p.m.