Triple
T5219781
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | BNSF Seattle Subdivision (segments) |
E117841
|
entity |
| Predicate | connectsTo |
P845
|
FINISHED |
| Object |
BNSF Bellingham Subdivision
The BNSF Bellingham Subdivision is a railway line in Washington State operated by BNSF Railway, running along the Puget Sound corridor and serving communities between Seattle and the Canadian border.
|
E506077
|
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: BNSF Bellingham Subdivision | Statement: [BNSF Seattle Subdivision (segments), connectsTo, BNSF Bellingham Subdivision]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: BNSF Bellingham Subdivision Context triple: [BNSF Seattle Subdivision (segments), connectsTo, BNSF Bellingham Subdivision]
-
A.
BNSF Seattle Subdivision
The BNSF Seattle Subdivision is a major freight and passenger rail corridor in the Seattle area, forming part of BNSF Railway’s main line through the Pacific Northwest.
-
B.
BNSF Scenic Subdivision
The BNSF Scenic Subdivision is a major BNSF Railway line through Washington state’s Cascade Mountains, known for its steep grades, tunnels, and use by both freight and passenger trains.
-
C.
BNSF Railway Monticello Subdivision
The BNSF Railway Monticello Subdivision is a freight and passenger rail corridor in Minnesota that carries BNSF trains as well as Metro Transit's Northstar commuter rail service between Minneapolis and its northwestern suburbs.
-
D.
Union Pacific Northwest Line
The Union Pacific Northwest Line is a commuter rail route serving Chicago and its northwestern suburbs as part of the Metra rail system.
-
E.
Union Pacific North Line
The Union Pacific North Line is a Metra commuter rail line in the Chicago metropolitan area that runs north from downtown Chicago through suburbs along Lake Michigan into Kenosha, Wisconsin.
- 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: BNSF Bellingham Subdivision Triple: [BNSF Seattle Subdivision (segments), connectsTo, BNSF Bellingham Subdivision]
Generated description
The BNSF Bellingham Subdivision is a railway line in Washington State operated by BNSF Railway, running along the Puget Sound corridor and serving communities between Seattle and the Canadian border.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: BNSF Bellingham Subdivision Target entity description: The BNSF Bellingham Subdivision is a railway line in Washington State operated by BNSF Railway, running along the Puget Sound corridor and serving communities between Seattle and the Canadian border.
-
A.
BNSF Seattle Subdivision
The BNSF Seattle Subdivision is a major freight and passenger rail corridor in the Seattle area, forming part of BNSF Railway’s main line through the Pacific Northwest.
-
B.
BNSF Scenic Subdivision
The BNSF Scenic Subdivision is a major BNSF Railway line through Washington state’s Cascade Mountains, known for its steep grades, tunnels, and use by both freight and passenger trains.
-
C.
BNSF Railway Monticello Subdivision
The BNSF Railway Monticello Subdivision is a freight and passenger rail corridor in Minnesota that carries BNSF trains as well as Metro Transit's Northstar commuter rail service between Minneapolis and its northwestern suburbs.
-
D.
Union Pacific Northwest Line
The Union Pacific Northwest Line is a commuter rail route serving Chicago and its northwestern suburbs as part of the Metra rail system.
-
E.
Union Pacific North Line
The Union Pacific North Line is a Metra commuter rail line in the Chicago metropolitan area that runs north from downtown Chicago through suburbs along Lake Michigan into Kenosha, Wisconsin.
- 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_69bd4465e03081909bfcfd7113062590 |
completed | March 20, 2026, 12:58 p.m. |
| NER | Named-entity recognition | batch_69bd7ab6e63c8190964b2b65a0206134 |
completed | March 20, 2026, 4:49 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69befe5e0d4c819095ea8b185754394e |
completed | March 21, 2026, 8:23 p.m. |
| NEDg | Description generation | batch_69befed3724c8190a6552cbf61c510c5 |
completed | March 21, 2026, 8:25 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69beff31344c81908c3b62cf528df3c3 |
completed | March 21, 2026, 8:27 p.m. |
Created at: March 20, 2026, 1:48 p.m.