Triple
T8876193
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Green Line (SEPTA) |
E211290
|
entity |
| Predicate | hasTerminus |
P388
|
FINISHED |
| Object |
36th Street Portal
The 36th Street Portal is a key underground-to-surface transition point and western access portal for SEPTA’s Green Line trolley routes in West Philadelphia.
|
E13334
|
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: 36th Street Portal | Statement: [Green Line (SEPTA), hasTerminus, 36th Street Portal]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: 36th Street Portal Context triple: [Green Line (SEPTA), hasTerminus, 36th Street Portal]
-
A.
40th Street Portal
40th Street Portal is a major West Philadelphia transit junction where SEPTA’s subway–surface trolley lines emerge from the underground tunnel to continue on surface streets.
-
B.
Mott Avenue Portal
Mott Avenue Portal is an underground-to-surface transition point on the New York City Subway’s Jerome Avenue Line where trains emerge from tunnel to elevated structure near Mott Avenue.
-
C.
West Portal
West Portal is a quiet, village-like neighborhood in southwestern San Francisco known for its small-town commercial strip, Muni Metro tunnel entrance, and proximity to parks and residential streets.
-
D.
Churchgate
Churchgate is a prominent railway terminus and commercial locality in South Mumbai, serving as a key hub for the city's suburban rail network.
-
E.
Starr Gate
Starr Gate is the southern coastal terminus of Blackpool’s tram network, serving as a key gateway for visitors arriving at the resort town.
- 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: 36th Street Portal Triple: [Green Line (SEPTA), hasTerminus, 36th Street Portal]
Generated description
The 36th Street Portal is a key underground-to-surface transition point and western access portal for SEPTA’s Green Line trolley routes in West Philadelphia.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: 36th Street Portal Target entity description: The 36th Street Portal is a key underground-to-surface transition point and western access portal for SEPTA’s Green Line trolley routes in West Philadelphia.
-
A.
40th Street Portal
chosen
40th Street Portal is a major West Philadelphia transit junction where SEPTA’s subway–surface trolley lines emerge from the underground tunnel to continue on surface streets.
-
B.
Mott Avenue Portal
Mott Avenue Portal is an underground-to-surface transition point on the New York City Subway’s Jerome Avenue Line where trains emerge from tunnel to elevated structure near Mott Avenue.
-
C.
West Portal
West Portal is a quiet, village-like neighborhood in southwestern San Francisco known for its small-town commercial strip, Muni Metro tunnel entrance, and proximity to parks and residential streets.
-
D.
Churchgate
Churchgate is a prominent railway terminus and commercial locality in South Mumbai, serving as a key hub for the city's suburban rail network.
-
E.
Starr Gate
Starr Gate is the southern coastal terminus of Blackpool’s tram network, serving as a key gateway for visitors arriving at the resort town.
- F. None of above.
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_69ca838e78748190934d82db3104f855 |
completed | March 30, 2026, 2:07 p.m. |
| NER | Named-entity recognition | batch_69cc61472cc081909e51b4a35a20ef43 |
completed | April 1, 2026, 12:05 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cfaba6f2f481909a30f71e96bc9079 |
completed | April 3, 2026, 11:59 a.m. |
| NEDg | Description generation | batch_69cfadb1cd848190ac8b59518591761c |
completed | April 3, 2026, 12:08 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69cfae30e3b881909cfc7c560b7ca485 |
completed | April 3, 2026, 12:10 p.m. |
Created at: March 30, 2026, 6:52 p.m.