Triple
T9933
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chelsea, Massachusetts |
E201
|
entity |
| Predicate | locatedAcross |
P382
|
FINISHED |
| Object | Mystic River |
E329
|
NE FINISHED |
How this triple was built (3 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 | Statement: [Chelsea, Massachusetts, locatedAcross, Mystic River]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mystic River Context triple: [Chelsea, Massachusetts, locatedAcross, Mystic River]
-
A.
Mystic River
chosen
Mystic River is a tidal estuary in the Greater Boston area of Massachusetts, historically significant for shipbuilding and industrial activity along its banks.
-
B.
Glory
"Glory" is an Academy Award–winning civil rights anthem by John Legend and Common, written for the 2014 film *Selma* and celebrated for its powerful commentary on racial justice.
-
C.
Ordinary People
"Ordinary People" is a soulful R&B ballad by John Legend that became one of his signature songs, showcasing his emotive vocals and piano-driven songwriting.
-
D.
Independence Day
Independence Day is a major U.S. federal holiday celebrated on July 4th commemorating the adoption of the Declaration of Independence in 1776, typically marked by fireworks, parades, and patriotic displays.
-
E.
Mystic River Reservation
Mystic River Reservation is a protected public parkland in Massachusetts featuring natural riverfront habitats, recreational trails, and scenic open spaces along the Mystic River.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: locatedAcross Context triple: [Chelsea, Massachusetts, locatedAcross, Mystic River]
-
A.
locatedIn
Indicates that one entity exists or is situated within the spatial, administrative, or conceptual boundaries of another entity.
-
B.
locatedAcrossRiverFrom
chosen
Indicates that one entity is situated on the opposite side of a river relative to another entity.
-
C.
locatedNorthOf
Indicates that one entity is positioned geographically to the north of another entity.
-
D.
hasRegion
Indicates that an entity includes, contains, or is associated with a specific geographic or administrative region as part of its scope or structure.
-
E.
crossedBy
Indicates that one entity (typically a path, line, or boundary) is intersected or traversed by another entity.
- F. None of above.
Provenance (4 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_69a23bb612708190b09f25385e4b63d1 |
completed | Feb. 28, 2026, 12:49 a.m. |
| NER | Named-entity recognition | batch_69a240b249788190af8dbf7e80e9c91b |
completed | Feb. 28, 2026, 1:11 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a248deaab88190952bad0998755baf |
completed | Feb. 28, 2026, 1:46 a.m. |
| PD | Predicate disambiguation | batch_69a23fe52ec48190a4d24101c91434ed |
completed | Feb. 28, 2026, 1:07 a.m. |
Created at: Feb. 28, 2026, 12:54 a.m.