Triple
T1449986
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Baltimore Metro SubwayLink |
E31267
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Charles Center station
Charles Center station is a major underground transit hub in downtown Baltimore serving the Metro SubwayLink system and connecting riders to the city’s central business district.
|
E165577
|
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: Charles Center station | Statement: [Baltimore Metro SubwayLink, hasStation, Charles Center station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Charles Center station Context triple: [Baltimore Metro SubwayLink, hasStation, Charles Center station]
-
A.
Príncipe Pío station
Príncipe Pío station is a major intermodal transport hub in Madrid, Spain, combining commuter rail, metro, and bus services in a historic former railway terminal.
-
B.
Julius-Leber-Brücke station
Julius-Leber-Brücke station is a Berlin S-Bahn railway stop located in the Schöneberg district of Germany’s capital.
-
C.
Frei Station
Frei Station is a Chilean Antarctic research base located on King George Island in the South Shetland Islands.
-
D.
Museum subway station
Museum subway station is a Toronto Transit Commission subway station on Line 1 located near the Royal Ontario Museum and the University of Toronto’s St. George campus.
-
E.
Gostiny Dvor metro station
Gostiny Dvor metro station is a major Saint Petersburg Metro station located beneath Nevsky Prospekt, serving as an important transfer and shopping district access point in the city center.
- 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: Charles Center station Triple: [Baltimore Metro SubwayLink, hasStation, Charles Center station]
Generated description
Charles Center station is a major underground transit hub in downtown Baltimore serving the Metro SubwayLink system and connecting riders to the city’s central business district.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Charles Center station Target entity description: Charles Center station is a major underground transit hub in downtown Baltimore serving the Metro SubwayLink system and connecting riders to the city’s central business district.
-
A.
Príncipe Pío station
Príncipe Pío station is a major intermodal transport hub in Madrid, Spain, combining commuter rail, metro, and bus services in a historic former railway terminal.
-
B.
Julius-Leber-Brücke station
Julius-Leber-Brücke station is a Berlin S-Bahn railway stop located in the Schöneberg district of Germany’s capital.
-
C.
Frei Station
Frei Station is a Chilean Antarctic research base located on King George Island in the South Shetland Islands.
-
D.
Museum subway station
Museum subway station is a Toronto Transit Commission subway station on Line 1 located near the Royal Ontario Museum and the University of Toronto’s St. George campus.
-
E.
Gostiny Dvor metro station
Gostiny Dvor metro station is a major Saint Petersburg Metro station located beneath Nevsky Prospekt, serving as an important transfer and shopping district access point in the city center.
- 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_69a499171a28819085b993a3ac78e363 |
completed | March 1, 2026, 7:52 p.m. |
| NER | Named-entity recognition | batch_69a4c55d923c8190957756f834f94462 |
completed | March 1, 2026, 11:01 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ad08c4c940819091d15c4d2ffa6b1c |
completed | March 8, 2026, 5:27 a.m. |
| NEDg | Description generation | batch_69ad09d0c4d88190b5f79a92821ef577 |
completed | March 8, 2026, 5:32 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ad0a5eeac08190a4d13f4819fc1aba |
completed | March 8, 2026, 5:34 a.m. |
Created at: March 1, 2026, 8 p.m.