PCD
E57741
PCD is a U.S. Army facility in Colorado that stored and oversaw the destruction of chemical weapons as part of the nation’s chemical demilitarization program.
All labels observed (1)
| Label | Occurrences |
|---|---|
| PCD canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T459324 — 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: PCD Context triple: [Pueblo Chemical Depot, abbreviation, PCD]
-
A.
CPC
CPC is the commonly used English abbreviation for the Chinese Communist Party, the founding and ruling political party of the People's Republic of China.
-
B.
PTC
PTC is an advanced safety system used on railroads to automatically prevent train collisions, overspeed derailments, and other dangerous movements.
-
C.
PCT
The PCT is a long-distance hiking and equestrian trail that spans over 2,600 miles along the U.S. West Coast from Mexico to Canada through California, Oregon, and Washington.
-
D.
PIF
PIF is a regional intergovernmental organization that brings together Pacific island countries and territories to cooperate on political, economic, and security issues.
-
E.
PB
PB is the post-nominal abbreviation used to denote recipients of the Padma Bhushan, one of India’s highest civilian honors.
- 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: PCD Target entity description: PCD is a U.S. Army facility in Colorado that stored and oversaw the destruction of chemical weapons as part of the nation’s chemical demilitarization program.
-
A.
CPC
CPC is the commonly used English abbreviation for the Chinese Communist Party, the founding and ruling political party of the People's Republic of China.
-
B.
PTC
PTC is an advanced safety system used on railroads to automatically prevent train collisions, overspeed derailments, and other dangerous movements.
-
C.
PCT
The PCT is a long-distance hiking and equestrian trail that spans over 2,600 miles along the U.S. West Coast from Mexico to Canada through California, Oregon, and Washington.
-
D.
PIF
PIF is a regional intergovernmental organization that brings together Pacific island countries and territories to cooperate on political, economic, and security issues.
-
E.
PB
PB is the post-nominal abbreviation used to denote recipients of the Padma Bhushan, one of India’s highest civilian honors.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
U.S. Army chemical weapons storage and destruction facility
ⓘ
military installation ⓘ |
| abbreviation | PCD ⓘ |
| category |
U.S. Army Chemical Materials Activity
ⓘ
surface form:
Chemical weapons depots of the United States
Chemical weapons destruction facilities ⓘ United States Army installations in Colorado ⓘ |
| compliedWith |
U.S. environmental laws
ⓘ
U.S. safety regulations for chemical agents ⓘ |
| cooperatedWith |
local emergency management agencies
ⓘ
state and federal regulators ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| environmentalRegulationBy |
Colorado Department of Public Health and Environment
ⓘ
United States Environmental Protection Agency ⓘ
surface form:
U.S. Environmental Protection Agency
|
| formerlyKnownAs |
Pueblo Depot Activity
ⓘ
Pueblo Chemical Depot ⓘ
surface form:
Pueblo Ordnance Depot
|
| function |
long-term storage of chemical munitions prior to destruction
ⓘ
operation of pilot plant for chemical agent destruction ⓘ |
| hasFacility | Pueblo Chemical Agent-Destruction Pilot Plant ⓘ |
| hasFullName | Pueblo Chemical Depot ⓘ |
| hasRole | supporting local and regional employment ⓘ |
| hasSecurityRole | protection of chemical weapons stockpile ⓘ |
| locatedIn |
Colorado
ⓘ
Pueblo County, Colorado ⓘ |
| near |
Pueblo, Colorado, United States
ⓘ
surface form:
Pueblo, Colorado
|
| notableFor | participation in elimination of the U.S. declared chemical weapons stockpile ⓘ |
| operatedBy | United States Army ⓘ |
| oversawDestructionOf | U.S. chemical weapons stockpile assigned to the site ⓘ |
| ownedBy |
United States Department of the Army
ⓘ
surface form:
U.S. Department of the Army
|
| partOf |
U.S. Army Materiel Command infrastructure
ⓘ
U.S. Chemical Demilitarization Program ⓘ
surface form:
U.S. chemical demilitarization program
U.S. chemical weapons stockpile storage sites ⓘ |
| partOfProgram |
U.S. Chemical Demilitarization Program
ⓘ
surface form:
Chemical Stockpile Elimination program
U.S. Army Chemical Materials Activity ⓘ |
| primaryMission |
destruction of chemical weapons
ⓘ
storage of chemical weapons ⓘ |
| safetyMeasures |
emergency preparedness planning with local communities
ⓘ
monitoring for chemical agent releases ⓘ |
| stored |
U.S. stockpile of mustard agent munitions
ⓘ
chemical artillery projectiles ⓘ chemical mortar rounds ⓘ chemical ton containers ⓘ |
| subjectTo |
Chemical Weapons Convention
ⓘ
oversight by the Organisation for the Prohibition of Chemical Weapons ⓘ |
| usedTechnology |
biotreatment of hydrolysate
ⓘ
explosive destruction technologies for problematic munitions ⓘ neutralization-based destruction of mustard agent ⓘ |
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: PCD Description of subject: PCD is a U.S. Army facility in Colorado that stored and oversaw the destruction of chemical weapons as part of the nation’s chemical demilitarization program.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.