Ordnance Factory Board
E161590
The Ordnance Factory Board was India’s state-owned conglomerate of defence production facilities, responsible for manufacturing arms, ammunition, and military equipment for the armed forces and other security agencies.
All labels observed (7)
How this entity was disambiguated
This entity first appeared as the object of triple T1409947 — 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: Ordnance Factory Board Context triple: [Ministry of Defence (India), oversees, Ordnance Factory Board]
-
A.
Ordnance Factory Khamaria
Ordnance Factory Khamaria is a major Indian government-run defense manufacturing facility in Jabalpur that produces a wide range of ammunition and explosives for the armed forces.
-
B.
Indian Army Ordnance Corps
The Indian Army Ordnance Corps is a logistics and materiel support branch responsible for the procurement, storage, and supply of arms, ammunition, equipment, and other stores for the Indian Army, with origins in the British Indian Army era.
-
C.
Defence Infrastructure Organisation
The Defence Infrastructure Organisation is a UK government body responsible for managing and developing the military estate and infrastructure for the Ministry of Defence.
-
D.
Defence Research and Development Organisation
The Defence Research and Development Organisation (DRDO) is India's premier government agency responsible for the research, development, and production of advanced military technologies and systems for the Indian Armed Forces.
-
E.
Royal Ordnance
Royal Ordnance was a major British government-owned and later privatized arms and ammunition manufacturer known for producing a wide range of military weapons and munitions.
- 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: Ordnance Factory Board Target entity description: The Ordnance Factory Board was India’s state-owned conglomerate of defence production facilities, responsible for manufacturing arms, ammunition, and military equipment for the armed forces and other security agencies.
-
A.
Ordnance Factory Khamaria
Ordnance Factory Khamaria is a major Indian government-run defense manufacturing facility in Jabalpur that produces a wide range of ammunition and explosives for the armed forces.
-
B.
Indian Army Ordnance Corps
The Indian Army Ordnance Corps is a logistics and materiel support branch responsible for the procurement, storage, and supply of arms, ammunition, equipment, and other stores for the Indian Army, with origins in the British Indian Army era.
-
C.
Defence Infrastructure Organisation
The Defence Infrastructure Organisation is a UK government body responsible for managing and developing the military estate and infrastructure for the Ministry of Defence.
-
D.
Defence Research and Development Organisation
The Defence Research and Development Organisation (DRDO) is India's premier government agency responsible for the research, development, and production of advanced military technologies and systems for the Indian Armed Forces.
-
E.
Royal Ordnance
Royal Ordnance was a major British government-owned and later privatized arms and ammunition manufacturer known for producing a wide range of military weapons and munitions.
- F. None of above. chosen
Statements (57)
| Predicate | Object |
|---|---|
| instanceOf |
defence production organization
ⓘ
government agency ⓘ |
| alias | OFB ⓘ |
| country | India ⓘ |
| dissolutionReason | corporatisation into defence public sector undertakings ⓘ |
| dissolved | 2021 ⓘ |
| exportActivity | export of defence equipment to friendly foreign countries ⓘ |
| headquartersLocation |
India
ⓘ
Calcutta ⓘ
surface form:
Kolkata
West Bengal ⓘ |
| inception | 1775 ⓘ |
| industry |
aerospace and defence
ⓘ
arms industry ⓘ defence manufacturing ⓘ |
| jurisdiction | India ⓘ |
| motto | Equipped Forces, Strong Nation ⓘ |
| numberOfEmployees | over 80,000 ⓘ |
| numberOfUnits | 41 ordnance factories ⓘ |
| operatedBy | Government of India ⓘ |
| ownedBy | Government of India ⓘ |
| parentOrganization |
Department of Defence Production
ⓘ
surface form:
Department of Defence Production (India)
Ministry of Defence (India) ⓘ |
| predecessor | British-era Indian ordnance factories ⓘ |
| primaryTask |
manufacture of ammunition
ⓘ
manufacture of armoured vehicles ⓘ manufacture of arms ⓘ manufacture of artillery systems ⓘ manufacture of explosives ⓘ manufacture of military vehicles ⓘ manufacture of optical and electronic instruments ⓘ manufacture of parachutes ⓘ manufacture of small arms ⓘ manufacture of troop clothing and equipment ⓘ |
| product |
AK-47 variants (Indian production)
ⓘ
INSAS rifle ⓘ armoured vehicles ⓘ artillery guns ⓘ ballistic helmets ⓘ bulletproof jackets ⓘ high explosives ⓘ protective clothing ⓘ tank ammunition ⓘ |
| scopeOfOperations | design, development, production, testing, and marketing of defence equipment ⓘ |
| sector | public sector ⓘ |
| serves |
Central Armed Police Forces
ⓘ
surface form:
Central Armed Police Forces of India
Indian Air Force ⓘ Indian Armed Forces ⓘ Indian Army ⓘ Indian Navy ⓘ state police forces in India ⓘ |
| successor |
Ordnance Factory Board
self-linksurface differs
ⓘ
surface form:
Advanced Weapons and Equipment India Limited
Armoured Vehicles Nigam Limited ⓘ Gliders India Limited ⓘ India Optel Limited ⓘ Ordnance Factory Board self-linksurface differs ⓘ
surface form:
Munitions India Limited
Troop Comforts Limited ⓘ Yantra India Limited ⓘ |
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: Ordnance Factory Board Description of subject: The Ordnance Factory Board was India’s state-owned conglomerate of defence production facilities, responsible for manufacturing arms, ammunition, and military equipment for the armed forces and other security agencies.
Referenced by (13)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Indian Ordnance Factories
this entity surface form:
Indian Ordnance Factories
this entity surface form:
Advanced Weapons and Equipment India Limited
this entity surface form:
Munitions India Limited
this entity surface form:
Ordnance factories of India
this entity surface form:
Ordnance Factory Board (historical)
this entity surface form:
Indian Ordnance Factories
this entity surface form:
Indian Ordnance Factories (historically)