Triple
T9072227
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Ridley Island Propane Export Terminal |
E217395
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object |
AltaGas Ltd.
AltaGas Ltd. is a North American energy infrastructure company focused on natural gas, power, and utilities, including midstream and export operations.
|
E776203
|
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: AltaGas Ltd. | Statement: [Ridley Island Propane Export Terminal, operator, AltaGas Ltd.]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: AltaGas Ltd. Context triple: [Ridley Island Propane Export Terminal, operator, AltaGas Ltd.]
-
A.
TransAlta
TransAlta is a Canadian power generation and wholesale marketing company known for operating a diverse portfolio of electricity assets, including significant wind energy projects.
-
B.
TransAlta Renewables
TransAlta Renewables is a Canadian power generation company that owns and operates a portfolio of renewable energy assets, including wind, hydro, and gas facilities.
-
C.
Cenovus Energy
Cenovus Energy is a Canadian integrated oil and natural gas company known for its large-scale oil sands operations and significant role in Alberta’s energy sector.
-
D.
Northern Natural Gas
Northern Natural Gas is a major U.S. interstate natural gas pipeline company that transports and stores natural gas across the Midwest and Great Plains.
-
E.
Chevron Canada
Chevron Canada is a major Canadian oil and gas company involved in exploration, production, and development projects, including offshore operations.
- 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: AltaGas Ltd. Triple: [Ridley Island Propane Export Terminal, operator, AltaGas Ltd.]
Generated description
AltaGas Ltd. is a North American energy infrastructure company focused on natural gas, power, and utilities, including midstream and export operations.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: AltaGas Ltd. Target entity description: AltaGas Ltd. is a North American energy infrastructure company focused on natural gas, power, and utilities, including midstream and export operations.
-
A.
TransAlta
TransAlta is a Canadian power generation and wholesale marketing company known for operating a diverse portfolio of electricity assets, including significant wind energy projects.
-
B.
TransAlta Renewables
TransAlta Renewables is a Canadian power generation company that owns and operates a portfolio of renewable energy assets, including wind, hydro, and gas facilities.
-
C.
Cenovus Energy
Cenovus Energy is a Canadian integrated oil and natural gas company known for its large-scale oil sands operations and significant role in Alberta’s energy sector.
-
D.
Northern Natural Gas
Northern Natural Gas is a major U.S. interstate natural gas pipeline company that transports and stores natural gas across the Midwest and Great Plains.
-
E.
Chevron Canada
Chevron Canada is a major Canadian oil and gas company involved in exploration, production, and development projects, including offshore operations.
- 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_69ca83d6c14c8190bc056d927f00a2a2 |
completed | March 30, 2026, 2:08 p.m. |
| NER | Named-entity recognition | batch_69cc955ffa04819086be5763133c5067 |
completed | April 1, 2026, 3:47 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cffdf72e74819086f576a4b2532387 |
completed | April 3, 2026, 5:50 p.m. |
| NEDg | Description generation | batch_69d000d4a4548190939a9a9946be469b |
completed | April 3, 2026, 6:03 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69d001b245f08190a8e5c53c570b20a0 |
completed | April 3, 2026, 6:06 p.m. |
Created at: March 30, 2026, 7:12 p.m.