OPC
E197632
OPC is a specialized branch of the U.S. National Weather Service that provides marine weather forecasts and warnings for the world’s oceans.
All labels observed (1)
| Label | Occurrences |
|---|---|
| OPC canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1745214 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: OPC Context triple: [Ocean Prediction Center, abbreviation, OPC]
-
A.
OPC
OPC is Opel's high-performance division responsible for developing sportier, more powerful versions of the brand's standard production models.
-
B.
OPC
OPC is the acronym for the Office of Policy Coordination, a covert U.S. government organization that oversaw psychological and paramilitary operations during the early Cold War.
-
C.
OPAL
OPAL was one of the major particle physics experiments at CERN’s Large Electron–Positron Collider, designed to study electron-positron collisions and probe the Standard Model.
-
D.
PLC
The PLC is the elected legislative body of the Palestinian Authority, responsible for drafting laws and overseeing the executive in the Palestinian territories.
-
E.
Sercos III
Sercos III is a real-time industrial Ethernet communication standard widely used for high-performance motion control and automation systems.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: OPC Target entity description: OPC is a specialized branch of the U.S. National Weather Service that provides marine weather forecasts and warnings for the world’s oceans.
-
A.
OPC
OPC is the acronym for the Office of Policy Coordination, a covert U.S. government organization that oversaw psychological and paramilitary operations during the early Cold War.
-
B.
OPC
OPC is Opel's high-performance division responsible for developing sportier, more powerful versions of the brand's standard production models.
-
C.
OPAL
OPAL was one of the major particle physics experiments at CERN’s Large Electron–Positron Collider, designed to study electron-positron collisions and probe the Standard Model.
-
D.
PLC
The PLC is the elected legislative body of the Palestinian Authority, responsible for drafting laws and overseeing the executive in the Palestinian territories.
-
E.
Sercos III
Sercos III is a real-time industrial Ethernet communication standard widely used for high-performance motion control and automation systems.
- F. None of above. chosen
Statements (38)
| Predicate | Object |
|---|---|
| instanceOf |
government agency unit
ⓘ
meteorological center ⓘ operational forecast center ⓘ |
| abbreviation | OPC ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| customerGroup |
coast guards
ⓘ
international meteorological services ⓘ mariners ⓘ offshore operations ⓘ shipping industry ⓘ |
| fullName | Ocean Prediction Center ⓘ |
| jurisdiction |
United States federal government
ⓘ
linked to:
United States government
|
| language | English ⓘ |
| mission | to safeguard life and property at sea through marine weather forecasts and warnings ⓘ |
| operatedBy | National Weather Service ⓘ |
| parentAgency | National Oceanic and Atmospheric Administration ⓘ |
| parentDepartment |
United States Department of Commerce
ⓘ
linked to:
U.S. Department of Commerce
|
| parentOrganization |
National Centers for Environmental Prediction
ⓘ
National Weather Service ⓘ |
| partOf | National Centers for Environmental Prediction ⓘ |
| primaryFunction |
issuing marine weather warnings
ⓘ
providing marine weather forecasts ⓘ |
| product |
high seas forecasts
ⓘ
marine weather forecasts ⓘ oceanic wind warnings ⓘ surface weather analyses ⓘ wave height forecasts ⓘ |
| sector |
marine meteorology
ⓘ
ocean weather forecasting ⓘ |
| serviceArea |
North Atlantic Ocean
ⓘ
linked to:
Northwest Atlantic Ocean
North Pacific Ocean ⓘ
linked to:
Northern Pacific Ocean
high seas ⓘ world oceans ⓘ |
| usesDataFrom |
buoys
ⓘ
numerical weather prediction models ⓘ satellites ⓘ ships ⓘ |
| website | https://ocean.weather.gov/ ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: OPC Description of subject: OPC is a specialized branch of the U.S. National Weather Service that provides marine weather forecasts and warnings for the world’s oceans.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.