Triple
T159634
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Baltimore Light RailLink |
E3252
|
entity |
| Predicate | previousName |
P65
|
FINISHED |
| Object |
Baltimore Light Rail
Baltimore Light Rail is a regional light rail transit system serving Baltimore, Maryland, and its surrounding suburbs.
|
E31876
|
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: Baltimore Light Rail | Statement: [Baltimore Light RailLink, previousName, Baltimore Light Rail]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Baltimore Light Rail Context triple: [Baltimore Light RailLink, previousName, Baltimore Light Rail]
-
A.
Baltimore Metro SubwayLink
The Baltimore Metro SubwayLink is a rapid transit subway system serving Baltimore, Maryland, providing high-capacity rail service along a primary east–west corridor through the city and into surrounding areas.
-
B.
Huntington Area Rapid Transit
Huntington Area Rapid Transit is the local bus system serving the town of Huntington in Suffolk County, New York.
-
C.
Washington Metro
Washington Metro is the rapid transit system serving the Washington, D.C. metropolitan area, known for its extensive rail network connecting the city with its suburbs in Maryland and Virginia.
-
D.
Orange Line (Washington Metro)
The Orange Line of the Washington Metro is a rapid transit line in the Washington, D.C. metropolitan area that runs generally east–west, connecting suburbs in Virginia and Maryland with downtown Washington.
-
E.
Blue Line (Washington Metro)
The Blue Line is one of the primary rapid transit lines of the Washington Metro system, running through downtown Washington, D.C., and connecting key locations in Virginia and Maryland.
- 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: Baltimore Light Rail Triple: [Baltimore Light RailLink, previousName, Baltimore Light Rail]
Generated description
Baltimore Light Rail is a regional light rail transit system serving Baltimore, Maryland, and its surrounding suburbs.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Baltimore Light Rail Target entity description: Baltimore Light Rail is a regional light rail transit system serving Baltimore, Maryland, and its surrounding suburbs.
-
A.
Baltimore Metro SubwayLink
The Baltimore Metro SubwayLink is a rapid transit subway system serving Baltimore, Maryland, providing high-capacity rail service along a primary east–west corridor through the city and into surrounding areas.
-
B.
Huntington Area Rapid Transit
Huntington Area Rapid Transit is the local bus system serving the town of Huntington in Suffolk County, New York.
-
C.
Washington Metro
Washington Metro is the rapid transit system serving the Washington, D.C. metropolitan area, known for its extensive rail network connecting the city with its suburbs in Maryland and Virginia.
-
D.
Orange Line (Washington Metro)
The Orange Line of the Washington Metro is a rapid transit line in the Washington, D.C. metropolitan area that runs generally east–west, connecting suburbs in Virginia and Maryland with downtown Washington.
-
E.
Blue Line (Washington Metro)
The Blue Line is one of the primary rapid transit lines of the Washington Metro system, running through downtown Washington, D.C., and connecting key locations in Virginia and Maryland.
- 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_69a2527757ec819090b8becb2cf1a862 |
completed | Feb. 28, 2026, 2:27 a.m. |
| NER | Named-entity recognition | batch_69a25855baf48190a1b63f2e5865d957 |
completed | Feb. 28, 2026, 2:52 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a36ceb0244819092fdbbd095804b83 |
completed | Feb. 28, 2026, 10:32 p.m. |
| NEDg | Description generation | batch_69a36d44f0e881909c1e96cb2c217ece |
completed | Feb. 28, 2026, 10:33 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69a36e7310ec8190a688b29338306cec |
completed | Feb. 28, 2026, 10:38 p.m. |
Created at: Feb. 28, 2026, 2:31 a.m.