Triple
T13150358
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Point Lisas Industrial Estate |
E312446
|
entity |
| Predicate | hasCompany |
P1287
|
FINISHED |
| Object |
Trinidad Nitrogen Company Limited
Trinidad Nitrogen Company Limited is a Trinidad and Tobago-based petrochemical producer specializing in nitrogen-based fertilizers and related products.
|
E1023906
|
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: Trinidad Nitrogen Company Limited | Statement: [Point Lisas Industrial Estate, hasCompany, Trinidad Nitrogen Company Limited]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Trinidad Nitrogen Company Limited Context triple: [Point Lisas Industrial Estate, hasCompany, Trinidad Nitrogen Company Limited]
-
A.
NCB (Coal Products) Ltd
NCB (Coal Products) Ltd was a commercial subsidiary of the UK’s National Coal Board responsible for marketing and distributing coal and related fuel products.
-
B.
Midland Chemical Company
Midland Chemical Company was an early American chemical manufacturing firm established in the late 19th century by industrial chemist Herbert Henry Dow, who later founded the Dow Chemical Company.
-
C.
NOVA Chemicals
NOVA Chemicals is a major North American petrochemical company known for producing plastics and chemical products, with significant operations in Canada’s Chemical Valley industrial region.
-
D.
Murray & Roberts
Murray & Roberts is a major South African engineering and construction group known for delivering large, complex infrastructure and building projects worldwide.
-
E.
Dangote Fertilizer
Dangote Fertilizer is a major Nigerian fertilizer manufacturing company and part of the Dangote Group, focused on producing urea and other fertilizers to support agriculture in Africa.
- 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: Trinidad Nitrogen Company Limited Triple: [Point Lisas Industrial Estate, hasCompany, Trinidad Nitrogen Company Limited]
Generated description
Trinidad Nitrogen Company Limited is a Trinidad and Tobago-based petrochemical producer specializing in nitrogen-based fertilizers and related products.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Trinidad Nitrogen Company Limited Target entity description: Trinidad Nitrogen Company Limited is a Trinidad and Tobago-based petrochemical producer specializing in nitrogen-based fertilizers and related products.
-
A.
NCB (Coal Products) Ltd
NCB (Coal Products) Ltd was a commercial subsidiary of the UK’s National Coal Board responsible for marketing and distributing coal and related fuel products.
-
B.
Midland Chemical Company
Midland Chemical Company was an early American chemical manufacturing firm established in the late 19th century by industrial chemist Herbert Henry Dow, who later founded the Dow Chemical Company.
-
C.
NOVA Chemicals
NOVA Chemicals is a major North American petrochemical company known for producing plastics and chemical products, with significant operations in Canada’s Chemical Valley industrial region.
-
D.
Murray & Roberts
Murray & Roberts is a major South African engineering and construction group known for delivering large, complex infrastructure and building projects worldwide.
-
E.
Dangote Fertilizer
Dangote Fertilizer is a major Nigerian fertilizer manufacturing company and part of the Dangote Group, focused on producing urea and other fertilizers to support agriculture in Africa.
- 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_69d806aabde48190899e13e41659cae5 |
completed | April 9, 2026, 8:06 p.m. |
| NER | Named-entity recognition | batch_69d98bd1fc408190b4b5ca973bcee403 |
completed | April 10, 2026, 11:46 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f6eaea3f888190b47ed7bf1c52e7e7 |
completed | May 3, 2026, 6:27 a.m. |
| NEDg | Description generation | batch_69f6eedfd06c8190b6fe8055e54ca322 |
completed | May 3, 2026, 6:44 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69f6ef7479a881909abf6caa21bdcc86 |
completed | May 3, 2026, 6:47 a.m. |
Created at: April 9, 2026, 9:11 p.m.