Triple
T7262858
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Clara Barton Parkway |
E159696
|
entity |
| Predicate | terminusEast |
P3569
|
FINISHED |
| Object | Chain Bridge, Washington, D.C. |
E496394
|
NE FINISHED |
How this triple was built (2 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: Chain Bridge, Washington, D.C. | Statement: [Clara Barton Parkway, terminusEast, Chain Bridge, Washington, D.C.]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chain Bridge, Washington, D.C. Context triple: [Clara Barton Parkway, terminusEast, Chain Bridge, Washington, D.C.]
-
A.
Chain Bridge (Potomac River)
chosen
Chain Bridge is a historic vehicular and pedestrian bridge spanning the Potomac River between Washington, D.C., and Virginia, known for its strategic location and multiple reconstructions since the early 19th century.
-
B.
Arlington Memorial Bridge
Arlington Memorial Bridge is a historic Neoclassical span across the Potomac River in Washington, D.C., symbolically linking the Lincoln Memorial with Arlington National Cemetery.
-
C.
Zakim Bridge
The Zakim Bridge is a distinctive cable-stayed bridge in Boston, Massachusetts, known for its striking design and role as a major city landmark.
-
D.
14th Street Bridge complex
The 14th Street Bridge complex is a group of highway and railway bridges over the Potomac River that serves as a major transportation link between Northern Virginia and Washington, D.C.
-
E.
Pennsylvania Avenue Bridge
The Pennsylvania Avenue Bridge is a major roadway bridge in Washington, D.C., carrying Pennsylvania Avenue across the Anacostia River and serving as an important commuter and transit link in the city’s transportation network.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69c68838f9948190875fd60b2351230c |
completed | March 27, 2026, 1:38 p.m. |
| NER | Named-entity recognition | batch_69c6eac8bc908190b0e4da5474ecb62f |
completed | March 27, 2026, 8:38 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c7d3c3bfb48190877ba03ab0851a68 |
completed | March 28, 2026, 1:12 p.m. |
Created at: March 27, 2026, 2:57 p.m.