Triple
T572978
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | C train |
E13701
|
entity |
| Predicate | manhattanTerminal |
P3569
|
FINISHED |
| Object |
168th Street–Washington Heights
168th Street–Washington Heights is a New York City Subway station complex in Upper Manhattan serving as a key transfer point and northern Manhattan terminal for several lines.
|
E148069
|
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: 168th Street–Washington Heights | Statement: [C train, manhattanTerminal, 168th Street–Washington Heights]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: 168th Street–Washington Heights Context triple: [C train, manhattanTerminal, 168th Street–Washington Heights]
-
A.
125th Street
125th Street is a major east–west thoroughfare and commercial hub in Harlem, Manhattan, known as the neighborhood’s main street and cultural center.
-
B.
Central Park West
Central Park West is a major north–south avenue in Manhattan that runs along the western edge of Central Park and is known for its historic residential buildings and landmark architecture.
-
C.
West 47th Street
West 47th Street is a major east–west street in Midtown Manhattan, New York City, known for areas like the Diamond District and its proximity to Times Square.
-
D.
Dyckman Street (A line)
Dyckman Street (A line) is a New York City Subway station on the IND Eighth Avenue Line serving the A train in the Inwood neighborhood of Upper Manhattan.
-
E.
Queens (Astoria–Ditmars Boulevard)
Queens (Astoria–Ditmars Boulevard) is a major New York City Subway terminal station in Astoria, Queens, serving as the northern terminus of the BMT Astoria Line.
- 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: 168th Street–Washington Heights Triple: [C train, manhattanTerminal, 168th Street–Washington Heights]
Generated description
168th Street–Washington Heights is a New York City Subway station complex in Upper Manhattan serving as a key transfer point and northern Manhattan terminal for several lines.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: 168th Street–Washington Heights Target entity description: 168th Street–Washington Heights is a New York City Subway station complex in Upper Manhattan serving as a key transfer point and northern Manhattan terminal for several lines.
-
A.
125th Street
125th Street is a major east–west thoroughfare and commercial hub in Harlem, Manhattan, known as the neighborhood’s main street and cultural center.
-
B.
Central Park West
Central Park West is a major north–south avenue in Manhattan that runs along the western edge of Central Park and is known for its historic residential buildings and landmark architecture.
-
C.
West 47th Street
West 47th Street is a major east–west street in Midtown Manhattan, New York City, known for areas like the Diamond District and its proximity to Times Square.
-
D.
Dyckman Street (A line)
Dyckman Street (A line) is a New York City Subway station on the IND Eighth Avenue Line serving the A train in the Inwood neighborhood of Upper Manhattan.
-
E.
Queens (Astoria–Ditmars Boulevard)
Queens (Astoria–Ditmars Boulevard) is a major New York City Subway terminal station in Astoria, Queens, serving as the northern terminus of the BMT Astoria Line.
- 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_69a4933fa4d88190a7949cc83c08c5c1 |
completed | March 1, 2026, 7:27 p.m. |
| NER | Named-entity recognition | batch_69a49b4ae0988190bdd0ad428b784d85 |
completed | March 1, 2026, 8:02 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69acaca1f0988190aa95e12ecc86398e |
completed | March 7, 2026, 10:54 p.m. |
| NEDg | Description generation | batch_69acaf04879081908f86eda8b0b80f8a |
completed | March 7, 2026, 11:04 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69acaf5ccc488190ab93945c84738d80 |
completed | March 7, 2026, 11:06 p.m. |
Created at: March 1, 2026, 7:33 p.m.