Senator Samuel C. Pomeroy
E701198
Senator Samuel C. Pomeroy was a 19th-century U.S. senator from Kansas known for his advocacy of conservation and early support for the creation of Yellowstone National Park.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Senator Samuel C. Pomeroy canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7880914 — 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: Senator Samuel C. Pomeroy Context triple: [Yellowstone National Park Protection Act, sponsor, Senator Samuel C. Pomeroy]
-
A.
J. Millard Tawes
J. Millard Tawes was a mid-20th-century American politician who served as governor of Maryland and was known for his long tenure in state public service.
-
B.
Samuel S. Sumner
Samuel S. Sumner was a United States Army officer and general who served prominently in late 19th-century conflicts, including the Spanish–American War.
-
C.
Senator Joseph Paine
Senator Joseph Paine is a fictional, influential U.S. senator and key antagonist in the classic 1939 film "Mr. Smith Goes to Washington."
-
D.
Samuel E. Chamberlain
Samuel E. Chamberlain was a 19th-century American soldier, adventurer, and memoirist best known for his vivid autobiographical account of life as a soldier and drifter in the Mexican–American War.
-
E.
William P. Van Ness
William P. Van Ness was an American lawyer, judge, and close ally of Aaron Burr who notably served as Burr’s second in the famous 1804 duel with Alexander Hamilton.
- 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: Senator Samuel C. Pomeroy Target entity description: Senator Samuel C. Pomeroy was a 19th-century U.S. senator from Kansas known for his advocacy of conservation and early support for the creation of Yellowstone National Park.
-
A.
J. Millard Tawes
J. Millard Tawes was a mid-20th-century American politician who served as governor of Maryland and was known for his long tenure in state public service.
-
B.
Samuel S. Sumner
Samuel S. Sumner was a United States Army officer and general who served prominently in late 19th-century conflicts, including the Spanish–American War.
-
C.
Senator Joseph Paine
Senator Joseph Paine is a fictional, influential U.S. senator and key antagonist in the classic 1939 film "Mr. Smith Goes to Washington."
-
D.
Samuel E. Chamberlain
Samuel E. Chamberlain was a 19th-century American soldier, adventurer, and memoirist best known for his vivid autobiographical account of life as a soldier and drifter in the Mexican–American War.
-
E.
William P. Van Ness
William P. Van Ness was an American lawyer, judge, and close ally of Aaron Burr who notably served as Burr’s second in the famous 1804 duel with Alexander Hamilton.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
Republican Party politician
ⓘ
United States senator ⓘ abolitionist ⓘ human ⓘ politician ⓘ |
| advocatedFor |
conservation of natural resources
ⓘ
creation of Yellowstone National Park ⓘ |
| burialPlace | Southampton, Massachusetts NERFINISHED ⓘ |
| countryOfBirth | United States of America ⓘ |
| countryOfDeath | United States of America ⓘ |
| dateOfBirth | 1816-01-03 ⓘ |
| dateOfDeath | 1891-08-27 ⓘ |
| education | local schools in Massachusetts ⓘ |
| electedAs | United States senator from Kansas ⓘ |
| endTime | 1873-03-03 ⓘ |
| familyName | Pomeroy NERFINISHED ⓘ |
| givenName | Samuel NERFINISHED ⓘ |
| hasEra | 19th century ⓘ |
| memberOf | United States Senate ⓘ |
| memberOfPoliticalParty |
Republican Party
ⓘ
surface form:
Republican Party (United States)
|
| middleName | Clarke NERFINISHED ⓘ |
| name | Samuel Clarke Pomeroy NERFINISHED ⓘ |
| nationality | American ⓘ |
| notableFor |
advocacy of western development
ⓘ
support for conservation legislation ⓘ support for homesteading and settlement in Kansas ⓘ |
| occupation |
land agent
ⓘ
politician ⓘ railroad executive ⓘ |
| placeOfBirth | Southampton, Massachusetts NERFINISHED ⓘ |
| placeOfDeath | Whitinsville, Massachusetts NERFINISHED ⓘ |
| politicalMovement | abolitionism ⓘ |
| positionHeld | United States senator ⓘ |
| religion | Congregationalism ⓘ |
| represented | Kansas NERFINISHED ⓘ |
| servedAs |
mayor of Atchison, Kansas
ⓘ
president of the Atchison, Topeka and Santa Fe Railroad ⓘ |
| sexOrGender | male ⓘ |
| startTime | 1861-04-04 ⓘ |
| supported |
Free-State cause in Kansas
ⓘ
early proposals for Yellowstone National Park ⓘ |
| wasAccusedOf | bribery in connection with a Senate election in Kansas ⓘ |
| wasActiveIn | Bleeding Kansas era politics ⓘ |
| wasInvolvedIn |
Civil War–era national politics
ⓘ
Kansas statehood movement ⓘ |
| wasOneOfFirstSenatorsOf | Kansas NERFINISHED ⓘ |
| workedIn |
Kansas
NERFINISHED
ⓘ
Washington, D.C. NERFINISHED ⓘ |
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: Senator Samuel C. Pomeroy Description of subject: Senator Samuel C. Pomeroy was a 19th-century U.S. senator from Kansas known for his advocacy of conservation and early support for the creation of Yellowstone National Park.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.