PSA
E1388771
UNEXPLORED
PSA is a leading sports card and memorabilia grading and authentication company known for certifying the condition and authenticity of collectible items.
All labels observed (1)
| Label | Occurrences |
|---|---|
| PSA canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T19651347 — 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: PSA Context triple: [T206 Honus Wagner baseball card, frequentlyGradedBy, PSA]
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A.
PSA
The PSA is a prominent literary organization known for supporting and honoring poets and poetry in the United States.
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B.
PSA
PSA is the commonly used abbreviation for the British Political Studies Association, a professional organization for political science scholars in the United Kingdom.
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C.
PSA
The PSA is a landmark U.S. federal law enacted in 1921 to regulate fair competition and trade practices in the livestock, meatpacking, and poultry industries.
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D.
PSA
PSA is the major port operator and logistics company that manages and develops Singapore’s world-leading container terminals.
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E.
PSA
PSA is the three-letter IATA airport code for Pisa International Airport in Pisa, Italy.
- 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: PSA Target entity description: PSA is a leading sports card and memorabilia grading and authentication company known for certifying the condition and authenticity of collectible items.
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A.
PSA
The PSA is a prominent literary organization known for supporting and honoring poets and poetry in the United States.
-
B.
PSA
PSA is the commonly used abbreviation for the British Political Studies Association, a professional organization for political science scholars in the United Kingdom.
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C.
PSA
PSA is the ESA Planetary Science Archive, a central repository for data from the European Space Agency’s planetary missions.
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D.
PSA
PSA is the major port operator and logistics company that manages and develops Singapore’s world-leading container terminals.
-
E.
PSA
The PSA is a landmark U.S. federal law enacted in 1921 to regulate fair competition and trade practices in the livestock, meatpacking, and poultry industries.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.