Triple
T15965825
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | VRE Manassas Line |
E387187
|
entity |
| Predicate | usesStation |
P726
|
FINISHED |
| Object |
Rolling Road station
Rolling Road station is a commuter rail stop in Fairfax County, Virginia, served by Virginia Railway Express trains on the Manassas Line.
|
E1185972
|
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: Rolling Road station | Statement: [VRE Manassas Line, usesStation, Rolling Road station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Rolling Road station Context triple: [VRE Manassas Line, usesStation, Rolling Road station]
-
A.
Scott Road station
Scott Road station is an elevated rapid transit station in Surrey, British Columbia, serving as a key stop on Metro Vancouver’s SkyTrain Expo Line.
-
B.
Rocky Valley station
Rocky Valley station is an intermediate stop on the Snowdon Mountain Railway in Wales, serving as a scenic point on the route up Mount Snowdon.
-
C.
Marlboro station
Marlboro station is a rapid transit station on South Africa’s Gautrain system serving the Sandton–Alexandra area of Johannesburg.
-
D.
Oasis station
Oasis station is a passenger stop on the Teleférico de Santiago aerial cable car system in Santiago, Chile.
-
E.
Dee Road station
Dee Road station is a commuter rail stop in Park Ridge, Illinois, served by Metra’s Union Pacific Northwest Line.
- 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: Rolling Road station Triple: [VRE Manassas Line, usesStation, Rolling Road station]
Generated description
Rolling Road station is a commuter rail stop in Fairfax County, Virginia, served by Virginia Railway Express trains on the Manassas Line.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Rolling Road station Target entity description: Rolling Road station is a commuter rail stop in Fairfax County, Virginia, served by Virginia Railway Express trains on the Manassas Line.
-
A.
Scott Road station
Scott Road station is an elevated rapid transit station in Surrey, British Columbia, serving as a key stop on Metro Vancouver’s SkyTrain Expo Line.
-
B.
Rocky Valley station
Rocky Valley station is an intermediate stop on the Snowdon Mountain Railway in Wales, serving as a scenic point on the route up Mount Snowdon.
-
C.
Marlboro station
Marlboro station is a rapid transit station on South Africa’s Gautrain system serving the Sandton–Alexandra area of Johannesburg.
-
D.
Oasis station
Oasis station is a passenger stop on the Teleférico de Santiago aerial cable car system in Santiago, Chile.
-
E.
Dee Road station
Dee Road station is a commuter rail stop in Park Ridge, Illinois, served by Metra’s Union Pacific Northwest Line.
- 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_69d86da94ccc819083d187f5dc6a123e |
completed | April 10, 2026, 3:25 a.m. |
| NER | Named-entity recognition | batch_69e157258b3c8190a72c868bd055ed94 |
completed | April 16, 2026, 9:39 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ffbe87149081909ac6129126f597c2 |
completed | May 9, 2026, 11:08 p.m. |
| NEDg | Description generation | batch_69ffbf3e80b08190899262a9d03c0e93 |
completed | May 9, 2026, 11:11 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69ffbfc0d1548190b7d2e9e10e837f0b |
completed | May 9, 2026, 11:14 p.m. |
Created at: April 10, 2026, 4:54 a.m.