Triple
T7745448
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Seattle Center Monorail |
E175617
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object |
Seattle Monorail Services
Seattle Monorail Services is the private company that manages and runs the historic Seattle Center Monorail transit line in Seattle, Washington.
|
E686637
|
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: Seattle Monorail Services | Statement: [Seattle Center Monorail, operator, Seattle Monorail Services]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Seattle Monorail Services Context triple: [Seattle Center Monorail, operator, Seattle Monorail Services]
-
A.
Seattle Center Monorail
The Seattle Center Monorail is an elevated rapid transit line in Seattle that connects downtown to the Seattle Center, originally built for the 1962 World's Fair and now operating as a short but iconic urban transit link and tourist attraction.
-
B.
King County Metro services
King County Metro services are the primary public bus and transit routes operating throughout King County, Washington, including connections to major hubs like International District/Chinatown Station in Seattle.
-
C.
Sound Transit
Sound Transit is the regional public transit agency that plans, builds, and operates light rail, commuter rail, and express bus services in the greater Puget Sound area of Washington State.
-
D.
Sound Transit Link light rail
Sound Transit Link light rail is a regional rapid transit system serving Seattle and surrounding communities with frequent, high-capacity train service.
-
E.
Everett Transit
Everett Transit is the public bus transportation agency serving the city of Everett in Washington State.
- 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: Seattle Monorail Services Triple: [Seattle Center Monorail, operator, Seattle Monorail Services]
Generated description
Seattle Monorail Services is the private company that manages and runs the historic Seattle Center Monorail transit line in Seattle, Washington.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Seattle Monorail Services Target entity description: Seattle Monorail Services is the private company that manages and runs the historic Seattle Center Monorail transit line in Seattle, Washington.
-
A.
Seattle Center Monorail
The Seattle Center Monorail is an elevated rapid transit line in Seattle that connects downtown to the Seattle Center, originally built for the 1962 World's Fair and now operating as a short but iconic urban transit link and tourist attraction.
-
B.
King County Metro services
King County Metro services are the primary public bus and transit routes operating throughout King County, Washington, including connections to major hubs like International District/Chinatown Station in Seattle.
-
C.
Sound Transit
Sound Transit is the regional public transit agency that plans, builds, and operates light rail, commuter rail, and express bus services in the greater Puget Sound area of Washington State.
-
D.
Sound Transit Link light rail
Sound Transit Link light rail is a regional rapid transit system serving Seattle and surrounding communities with frequent, high-capacity train service.
-
E.
Everett Transit
Everett Transit is the public bus transportation agency serving the city of Everett in Washington State.
- 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_69c69960b3588190a53aa590d31d9544 |
completed | March 27, 2026, 2:51 p.m. |
| NER | Named-entity recognition | batch_69c70389e9548190a57b5370f4b9fee9 |
completed | March 27, 2026, 10:24 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c8be4cdb148190af3ebaf9ac35b641 |
completed | March 29, 2026, 5:53 a.m. |
| NEDg | Description generation | batch_69c8c41b2880819097962e23bbc0262b |
completed | March 29, 2026, 6:18 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c8c47c421c8190ab22fc852f52beb8 |
completed | March 29, 2026, 6:19 a.m. |
Created at: March 27, 2026, 4:07 p.m.