Triple
T1059153
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | San Jose Diridon station |
E22865
|
entity |
| Predicate | formerName |
P65
|
FINISHED |
| Object |
Cahill Street station
Cahill Street station is the former name of San Jose Diridon Station, a major rail hub in San Jose, California.
|
E217528
|
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: Cahill Street station | Statement: [San Jose Diridon station, formerName, Cahill Street station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Cahill Street station Context triple: [San Jose Diridon station, formerName, Cahill Street station]
-
A.
Heath Street station
Heath Street station is the southern terminus of the MBTA Green Line E branch, serving Boston’s Mission Hill neighborhood with light rail service.
-
B.
Crescent Street station
Crescent Street station is a New York City Subway station in Brooklyn served by the J train.
-
C.
Fulton Street station
Fulton Street station is a major New York City Subway complex in Lower Manhattan that serves multiple lines and connects to the Fulton Center transit hub.
-
D.
Park Street station
Park Street station is a major downtown Boston transit hub on the MBTA system, serving multiple Green Line branches and providing connections to the Red Line.
-
E.
Thompson Square station
Thompson Square station was a former railway station in Wellington, New Zealand, that was closed and superseded by the more modern Wellington railway station.
- 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: Cahill Street station Triple: [San Jose Diridon station, formerName, Cahill Street station]
Generated description
Cahill Street station is the former name of San Jose Diridon Station, a major rail hub in San Jose, California.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Cahill Street station Target entity description: Cahill Street station is the former name of San Jose Diridon Station, a major rail hub in San Jose, California.
-
A.
Heath Street station
Heath Street station is the southern terminus of the MBTA Green Line E branch, serving Boston’s Mission Hill neighborhood with light rail service.
-
B.
Crescent Street station
Crescent Street station is a New York City Subway station in Brooklyn served by the J train.
-
C.
Fulton Street station
Fulton Street station is a major New York City Subway complex in Lower Manhattan that serves multiple lines and connects to the Fulton Center transit hub.
-
D.
Park Street station
Park Street station is a major downtown Boston transit hub on the MBTA system, serving multiple Green Line branches and providing connections to the Red Line.
-
E.
Thompson Square station
Thompson Square station was a former railway station in Wellington, New Zealand, that was closed and superseded by the more modern Wellington railway station.
- 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_69a493dada0481909c43649f9843ea91 |
completed | March 1, 2026, 7:30 p.m. |
| NER | Named-entity recognition | batch_69a4b8f28c7c8190b9ca3749666bcbf3 |
completed | March 1, 2026, 10:08 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69adf3a5cac081908d655e42a58a81c5 |
completed | March 8, 2026, 10:09 p.m. |
| NEDg | Description generation | batch_69adf55207248190bd903c7faa3729e7 |
completed | March 8, 2026, 10:16 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69adf5e074088190b6b383fb93cd18d8 |
completed | March 8, 2026, 10:19 p.m. |
Created at: March 1, 2026, 7:42 p.m.