Triple
T7608803
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Mystic River (Connecticut) |
E172178
|
entity |
| Predicate | crossedBy |
P416
|
FINISHED |
| Object | Mystic River Bascule Bridge |
E548846
|
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: Mystic River Bascule Bridge | Statement: [Mystic River (Connecticut), crossedBy, Mystic River Bascule Bridge]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mystic River Bascule Bridge Context triple: [Mystic River (Connecticut), crossedBy, Mystic River Bascule Bridge]
-
A.
Mystic River Bridge
The Mystic River Bridge, officially known as the Maurice J. Tobin Memorial Bridge, is a major steel cantilever roadway bridge in Boston, Massachusetts, carrying U.S. Route 1 over the Mystic River between Charlestown and Chelsea.
-
B.
Bascule Bridge over Mystic River
chosen
The Bascule Bridge over the Mystic River is a historic, counterweight-operated drawbridge in Mystic, Connecticut, known as an iconic symbol of the town and a key crossing in its waterfront district.
-
C.
Hudson Memorial Bridge
The Hudson Memorial Bridge is a major highway bridge spanning the Tennessee River in Decatur, Alabama, serving as a key transportation link in the region.
-
D.
Charles Berry Bascule Bridge
The Charles Berry Bascule Bridge is a historic movable drawbridge in Lorain, Ohio, known for carrying U.S. Route 6 over the Black River and serving as a prominent local landmark.
-
E.
Independence Bridge
Independence Bridge is a vehicular bascule bridge spanning the Saginaw River in Bay City, Michigan.
- 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_69c6994f50808190ba228764bb422417 |
completed | March 27, 2026, 2:50 p.m. |
| NER | Named-entity recognition | batch_69c6fa1f6e888190ac6580724803fbc3 |
completed | March 27, 2026, 9:43 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d526cc1be88190a38ec5d3fa7572bf |
completed | April 7, 2026, 3:46 p.m. |
Created at: March 27, 2026, 3:54 p.m.