Triple
T6618279
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Wheaton, Maryland |
E149610
|
entity |
| Predicate | servedBy |
P82
|
FINISHED |
| Object |
Wheaton station
Wheaton station is a Washington Metro rapid transit station in Wheaton, Maryland, known for having one of the system’s deepest escalators.
|
E606396
|
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: Wheaton station | Statement: [Wheaton, Maryland, servedBy, Wheaton station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Wheaton station Context triple: [Wheaton, Maryland, servedBy, Wheaton station]
-
A.
Berwyn station
Berwyn station is a commuter rail stop in Berwyn, Illinois, served by Metra trains on the BNSF Railway Line connecting the suburb to downtown Chicago.
-
B.
Hinsdale station
Hinsdale station is a historic commuter rail stop in Hinsdale, Illinois, serving passengers on Metra’s BNSF Railway Line between Chicago and its western suburbs.
-
C.
Palos Heights station
Palos Heights station is a commuter rail stop in Palos Heights, Illinois, serving passengers on Metra’s SouthWest Service line between Chicago and its southwestern suburbs.
-
D.
Westmont station
Westmont station is a commuter rail stop in Westmont, Illinois, serving Metra’s BNSF Railway Line between Chicago and its western suburbs.
-
E.
Vernon Hills station
Vernon Hills station is a commuter rail stop in Vernon Hills, Illinois, served by Metra’s North Central Service line connecting the northern suburbs to downtown Chicago.
- 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: Wheaton station Triple: [Wheaton, Maryland, servedBy, Wheaton station]
Generated description
Wheaton station is a Washington Metro rapid transit station in Wheaton, Maryland, known for having one of the system’s deepest escalators.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Wheaton station Target entity description: Wheaton station is a Washington Metro rapid transit station in Wheaton, Maryland, known for having one of the system’s deepest escalators.
-
A.
Berwyn station
Berwyn station is a commuter rail stop in Berwyn, Illinois, served by Metra trains on the BNSF Railway Line connecting the suburb to downtown Chicago.
-
B.
Hinsdale station
Hinsdale station is a historic commuter rail stop in Hinsdale, Illinois, serving passengers on Metra’s BNSF Railway Line between Chicago and its western suburbs.
-
C.
Palos Heights station
Palos Heights station is a commuter rail stop in Palos Heights, Illinois, serving passengers on Metra’s SouthWest Service line between Chicago and its southwestern suburbs.
-
D.
Westmont station
Westmont station is a commuter rail stop in Westmont, Illinois, serving Metra’s BNSF Railway Line between Chicago and its western suburbs.
-
E.
Vernon Hills station
Vernon Hills station is a commuter rail stop in Vernon Hills, Illinois, served by Metra’s North Central Service line connecting the northern suburbs to downtown Chicago.
- 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_69c687ed8a9c81908bb671717cb192ef |
completed | March 27, 2026, 1:36 p.m. |
| NER | Named-entity recognition | batch_69c6af5b21348190b7f09045e9ec7d63 |
completed | March 27, 2026, 4:24 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c6e443df8c8190b52ecac5a7e9fb09 |
completed | March 27, 2026, 8:10 p.m. |
| NEDg | Description generation | batch_69c6e4c724dc819080f21cf0d1421500 |
completed | March 27, 2026, 8:12 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69c6e583b1388190a57dce649567ef98 |
completed | March 27, 2026, 8:16 p.m. |
Created at: March 27, 2026, 1:58 p.m.