Triple
T15965826
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | VRE Manassas Line |
E387187
|
entity |
| Predicate | usesStation |
P726
|
FINISHED |
| Object |
Backlick Road station
Backlick Road station is a commuter rail stop in Springfield, Virginia, served by the Virginia Railway Express on its Manassas Line.
|
E1185973
|
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: Backlick Road station | Statement: [VRE Manassas Line, usesStation, Backlick Road station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Backlick Road station Context triple: [VRE Manassas Line, usesStation, Backlick Road station]
-
A.
Leeland Road station
Leeland Road station is a Virginia Railway Express commuter rail stop serving suburban passengers on the Fredericksburg Line in Stafford County, Virginia.
-
B.
Daybreak Parkway station
Daybreak Parkway station is a light rail stop on Utah's TRAX system serving the Daybreak community in South Jordan.
-
C.
Valley Road station
Valley Road station is a small light rail stop on the MBTA's Mattapan trolley line in Milton, Massachusetts.
-
D.
Avenue Road station
Avenue Road station was the original name of Toronto’s Museum subway station on Line 1 Yonge–University.
-
E.
Pingree Road station
Pingree Road station is a Metra commuter rail stop serving the city of Crystal Lake in McHenry County, Illinois.
- 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: Backlick Road station Triple: [VRE Manassas Line, usesStation, Backlick Road station]
Generated description
Backlick Road station is a commuter rail stop in Springfield, Virginia, served by the Virginia Railway Express on its Manassas Line.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Backlick Road station Target entity description: Backlick Road station is a commuter rail stop in Springfield, Virginia, served by the Virginia Railway Express on its Manassas Line.
-
A.
Leeland Road station
Leeland Road station is a Virginia Railway Express commuter rail stop serving suburban passengers on the Fredericksburg Line in Stafford County, Virginia.
-
B.
Daybreak Parkway station
Daybreak Parkway station is a light rail stop on Utah's TRAX system serving the Daybreak community in South Jordan.
-
C.
Valley Road station
Valley Road station is a small light rail stop on the MBTA's Mattapan trolley line in Milton, Massachusetts.
-
D.
Avenue Road station
Avenue Road station was the original name of Toronto’s Museum subway station on Line 1 Yonge–University.
-
E.
Pingree Road station
Pingree Road station is a Metra commuter rail stop serving the city of Crystal Lake in McHenry County, Illinois.
- 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.