Nevada silver spike
E721089
The Nevada silver spike was a ceremonial precious-metal railroad spike presented by the state of Nevada for the 1869 Golden Spike ceremony marking the completion of the First Transcontinental Railroad.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Nevada silver spike canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8255198 — 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: Nevada silver spike Context triple: [Golden Spike ceremony, commemorativeSpike, Nevada silver spike]
-
A.
Dahlonega Mint
The Dahlonega Mint was a 19th-century branch of the U.S. Mint in Georgia that specialized in producing gold coins from locally mined gold.
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B.
Mother Lode gold belt
The Mother Lode gold belt is a historically rich gold-bearing region in the Sierra Nevada foothills of California that was central to the California Gold Rush and the development of numerous mining towns.
-
C.
Silverbar
Silverbar is a central fish character in Rachel Carson’s nature book "Under the Sea-Wind," used to vividly portray marine life and ocean ecology.
-
D.
The Nugget
The Nugget is a crossword puzzle created by Australian setter Ken Sallows that became famous for its ingenious hidden message and meta-puzzle structure.
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E.
Gold Center, Nevada
Gold Center, Nevada was a short-lived early 20th-century mining town in Nye County that developed during the gold rush activity near Beatty.
- 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: Nevada silver spike Target entity description: The Nevada silver spike was a ceremonial precious-metal railroad spike presented by the state of Nevada for the 1869 Golden Spike ceremony marking the completion of the First Transcontinental Railroad.
-
A.
Dahlonega Mint
The Dahlonega Mint was a 19th-century branch of the U.S. Mint in Georgia that specialized in producing gold coins from locally mined gold.
-
B.
Mother Lode gold belt
The Mother Lode gold belt is a historically rich gold-bearing region in the Sierra Nevada foothills of California that was central to the California Gold Rush and the development of numerous mining towns.
-
C.
Silverbar
Silverbar is a central fish character in Rachel Carson’s nature book "Under the Sea-Wind," used to vividly portray marine life and ocean ecology.
-
D.
The Nugget
The Nugget is a crossword puzzle created by Australian setter Ken Sallows that became famous for its ingenious hidden message and meta-puzzle structure.
-
E.
Gold Center, Nevada
Gold Center, Nevada was a short-lived early 20th-century mining town in Nye County that developed during the gold rush activity near Beatty.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
ceremonial railroad spike
ⓘ
historical artifact ⓘ |
| appliesToJurisdiction | Nevada NERFINISHED ⓘ |
| associatedWith |
Central Pacific Railroad
NERFINISHED
ⓘ
First Transcontinental Railroad NERFINISHED ⓘ Union Pacific Railroad NERFINISHED ⓘ |
| category |
American historical artifacts
ⓘ
rail transport memorabilia ⓘ |
| chronology | created shortly before the Golden Spike ceremony in 1869 ⓘ |
| countryOfOrigin |
United States of America
ⓘ
surface form:
United States
|
| creator | State of Nevada NERFINISHED ⓘ |
| describedAs | ceremonial precious-metal railroad spike ⓘ |
| eventLocation | Promontory Summit, Utah Territory NERFINISHED ⓘ |
| hasColor | silver ⓘ |
| hasPart | precious metal ⓘ |
| hasQuality |
commemorative
ⓘ
precious ⓘ |
| inception | 1869 ⓘ |
| locatedInTheAdministrativeTerritorialEntity | Nevada NERFINISHED ⓘ |
| material | silver ⓘ |
| partOf | artifacts of the Golden Spike ceremony ⓘ |
| pointInTime | 1869 ⓘ |
| presentedBy | State of Nevada NERFINISHED ⓘ |
| presentedOnOccasionOf | Golden Spike ceremony at Promontory Summit NERFINISHED ⓘ |
| purpose | commemoration of the completion of the First Transcontinental Railroad ⓘ |
| significantEvent |
Golden Spike ceremony
NERFINISHED
ⓘ
completion of the First Transcontinental Railroad ⓘ |
| symbolizes |
Nevada’s contribution to the First Transcontinental Railroad
ⓘ
celebration of railroad completion ⓘ |
| use | ceremonial ⓘ |
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: Nevada silver spike Description of subject: The Nevada silver spike was a ceremonial precious-metal railroad spike presented by the state of Nevada for the 1869 Golden Spike ceremony marking the completion of the First Transcontinental Railroad.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.