Oregon Trail Memorial half dollar
E843107
The Oregon Trail Memorial half dollar is a classic early 20th-century U.S. commemorative silver coin designed to honor pioneers who traveled the Oregon Trail.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Oregon Trail Memorial half dollar canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10151364 — 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: Oregon Trail Memorial half dollar Context triple: [Laura Gardin Fraser, notableWork, Oregon Trail Memorial half dollar]
-
A.
Westward Journey nickel series
The Westward Journey nickel series is a set of commemorative U.S. five-cent coins issued in 2004–2005 that feature special designs honoring the Lewis and Clark expedition and the nation’s westward expansion.
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B.
Peace dollar
The Peace dollar is a U.S. silver dollar coin minted from 1921 to 1935, celebrated for its depiction of Lady Liberty and its commemoration of the end of World War I.
-
C.
America the Beautiful Quarters
America the Beautiful Quarters is a U.S. commemorative coin program featuring rotating reverse designs that honor national parks and other national sites in each state, territory, and the District of Columbia.
-
D.
Franklin half dollar
The Franklin half dollar is a U.S. fifty-cent coin minted from 1948 to 1963 featuring Founding Father Benjamin Franklin on the obverse and the Liberty Bell on the reverse.
-
E.
Kennedy half dollar
The Kennedy half dollar is a U.S. fifty-cent coin first issued in 1964 to honor President John F. Kennedy, featuring his portrait on the obverse and widely collected despite limited circulation use in recent decades.
- 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: Oregon Trail Memorial half dollar Target entity description: The Oregon Trail Memorial half dollar is a classic early 20th-century U.S. commemorative silver coin designed to honor pioneers who traveled the Oregon Trail.
-
A.
Westward Journey nickel series
The Westward Journey nickel series is a set of commemorative U.S. five-cent coins issued in 2004–2005 that feature special designs honoring the Lewis and Clark expedition and the nation’s westward expansion.
-
B.
Peace dollar
The Peace dollar is a U.S. silver dollar coin minted from 1921 to 1935, celebrated for its depiction of Lady Liberty and its commemoration of the end of World War I.
-
C.
America the Beautiful Quarters
America the Beautiful Quarters is a U.S. commemorative coin program featuring rotating reverse designs that honor national parks and other national sites in each state, territory, and the District of Columbia.
-
D.
Franklin half dollar
The Franklin half dollar is a U.S. fifty-cent coin minted from 1948 to 1963 featuring Founding Father Benjamin Franklin on the obverse and the Liberty Bell on the reverse.
-
E.
Kennedy half dollar
The Kennedy half dollar is a U.S. fifty-cent coin first issued in 1964 to honor President John F. Kennedy, featuring his portrait on the obverse and widely collected despite limited circulation use in recent decades.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf | United States commemorative coin ⓘ |
| authorizationYear | 1926 ⓘ |
| authorizedBy | United States Congress NERFINISHED ⓘ |
| category | 20th-century commemorative coin ⓘ |
| collectibleStatus | highly collected by numismatists ⓘ |
| composition |
10% copper
ⓘ
90% silver ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| denomination | half dollar ⓘ |
| designerObverse | Laura Gardin Fraser NERFINISHED ⓘ |
| designerReverse | James Earle Fraser NERFINISHED ⓘ |
| diameter | 30.6 millimeters ⓘ |
| edge | reeded ⓘ |
| engraver |
James Earle Fraser
NERFINISHED
ⓘ
Laura Gardin Fraser NERFINISHED ⓘ |
| inscription |
HALF DOLLAR
ⓘ
IN GOD WE TRUST ⓘ LIBERTY ⓘ OREGON TRAIL MEMORIAL NERFINISHED ⓘ PIONEER ⓘ UNITED STATES OF AMERICA NERFINISHED ⓘ |
| legislationType | commemorative coin act ⓘ |
| mass | 12.5 grams ⓘ |
| metal | silver ⓘ |
| mintageType | uncirculated ⓘ |
| mintedAt |
Denver Mint
NERFINISHED
ⓘ
Philadelphia Mint NERFINISHED ⓘ San Francisco Mint NERFINISHED ⓘ |
| mintingEndYear | 1939 ⓘ |
| mintingStartYear | 1926 ⓘ |
| notableFeature |
considered a classic of U.S. commemorative coin design
ⓘ
one of the longest-running U.S. commemorative coin issues ⓘ |
| obverseDesign | pioneer family with covered wagon ⓘ |
| obverseDesignElement |
pioneer leading oxen-drawn covered wagon
ⓘ
setting sun ⓘ |
| periodOfCirculation | 1926–1939 ⓘ |
| purpose |
commemorate Oregon Trail pioneers
ⓘ
raise funds for Oregon Trail Memorial Association ⓘ |
| reverseDesign | Native American standing before U.S. map ⓘ |
| reverseDesignElement |
Native American in headdress with outstretched arm
ⓘ
map of United States with Oregon Trail route ⓘ |
| series | classic commemorative half dollars ⓘ |
| subject | pioneer migration to the Pacific Northwest ⓘ |
| theme |
American westward expansion
NERFINISHED
ⓘ
Oregon Trail NERFINISHED ⓘ |
| value | 50 cents ⓘ |
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: Oregon Trail Memorial half dollar Description of subject: The Oregon Trail Memorial half dollar is a classic early 20th-century U.S. commemorative silver coin designed to honor pioneers who traveled the Oregon Trail.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.