Triple
T1608660
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Ruggles station |
E34564
|
entity |
| Predicate | servesLine |
P839
|
FINISHED |
| Object | Needham Line |
E164549
|
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: Needham Line | Statement: [Ruggles station, servesLine, Needham Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Needham Line Context triple: [Ruggles station, servesLine, Needham Line]
-
A.
Needham Line
chosen
The Needham Line is a Massachusetts Bay Transportation Authority commuter rail route serving Boston and its southwestern suburbs, terminating in the town of Needham.
-
B.
Winter Line
The Winter Line was a series of German defensive fortifications in southern Italy during World War II, designed to delay the Allied advance toward Rome.
-
C.
Shirshov Ridge
Shirshov Ridge is a prominent underwater volcanic mountain range in the western Bering Sea that forms part of the seafloor’s complex tectonic and geological structure.
-
D.
Bowers Ridge
Bowers Ridge is a prominent submarine volcanic ridge in the Bering Sea that forms part of the region’s complex seafloor topography and influences its oceanographic and ecological systems.
-
E.
Kammhuber Line
The Kammhuber Line was a German World War II night air defense system consisting of a network of radar and searchlight zones designed to intercept Allied bombers.
- 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_69a885fea6a481909fe83ba6441f1774 |
completed | March 4, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69a9096e45408190b99e51df5b4a1cee |
completed | March 5, 2026, 4:41 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ad51c2f038819093690bff46056939 |
completed | March 8, 2026, 10:38 a.m. |
Created at: March 4, 2026, 7:28 p.m.