Richard Henry Dana Jr.
E509038
Richard Henry Dana Jr. was a 19th-century American lawyer, politician, and author best known for his memoir "Two Years Before the Mast," which vividly recounts his experiences as a common sailor.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Richard Henry Dana Jr. canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T5286651 — 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: Richard Henry Dana Jr. Context triple: [Two Years Before the Mast (film), basedOnAuthor, Richard Henry Dana Jr.]
-
A.
Charles Elliot
Charles Elliot was a British naval officer and diplomat who played a pivotal role in the early stages of the First Opium War between Britain and Qing China.
-
B.
Nathaniel Curtis
Nathaniel Curtis is a British actor best known for his role in the acclaimed television drama "It's a Sin."
-
C.
Nathaniel Curtis
Nathaniel Curtis is a screenwriter best known for his work on the classic MGM musical film "The Harvey Girls."
-
D.
Henry Miller Shreve
Henry Miller Shreve was a 19th-century American steamboat captain and engineer renowned for pioneering river navigation improvements on the Mississippi and Red Rivers.
-
E.
Samuel Ballard
Samuel Ballard is a fictional barrister and conservative, somewhat pompous head of chambers in John Mortimer’s Rumpole of the Bailey stories.
- 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: Richard Henry Dana Jr. Target entity description: Richard Henry Dana Jr. was a 19th-century American lawyer, politician, and author best known for his memoir "Two Years Before the Mast," which vividly recounts his experiences as a common sailor.
-
A.
Charles Elliot
Charles Elliot was a British naval officer and diplomat who played a pivotal role in the early stages of the First Opium War between Britain and Qing China.
-
B.
Nathaniel Curtis
Nathaniel Curtis is a British actor best known for his role in the acclaimed television drama "It's a Sin."
-
C.
Nathaniel Curtis
Nathaniel Curtis is a screenwriter best known for his work on the classic MGM musical film "The Harvey Girls."
-
D.
Henry Miller Shreve
Henry Miller Shreve was a 19th-century American steamboat captain and engineer renowned for pioneering river navigation improvements on the Mississippi and Red Rivers.
-
E.
Samuel Ballard
Samuel Ballard is a fictional barrister and conservative, somewhat pompous head of chambers in John Mortimer’s Rumpole of the Bailey stories.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
human
ⓘ
politician ⓘ |
| buriedIn | Mount Auburn Cemetery NERFINISHED ⓘ |
| causeOfDeath | pneumonia ⓘ |
| countryOfCitizenship | United States of America ⓘ |
| dateOfBirth | 1815-08-01 ⓘ |
| dateOfDeath | 1882-01-06 ⓘ |
| educatedAt |
Harvard University
ⓘ
surface form:
Harvard College
Harvard Law School ⓘ |
| employer | Boston bar ⓘ |
| ethnicGroup | Yankee ⓘ |
| familyName | Dana NERFINISHED ⓘ |
| father | Richard Henry Dana Sr. NERFINISHED ⓘ |
| fieldOfWork |
abolitionism
ⓘ
maritime law ⓘ |
| genre |
memoir
ⓘ
travel literature ⓘ |
| givenName | Richard ⓘ |
| knownFor |
Two Years Before the Mast
NERFINISHED
ⓘ
advocacy against flogging in the U.S. Navy ⓘ defending sailors in court ⓘ |
| languageOfWorkOrName | English ⓘ |
| memberOf | Massachusetts House of Representatives NERFINISHED ⓘ |
| movement | abolitionist movement ⓘ |
| notableFor | firsthand account of life as a common sailor in the 1830s ⓘ |
| notableWork | Two Years Before the Mast NERFINISHED ⓘ |
| occupation |
author
ⓘ
lawyer ⓘ politician ⓘ sailor ⓘ |
| participantIn |
American Civil War era politics
ⓘ
Fugitive slave cases ⓘ |
| placeOfBirth | Cambridge, Massachusetts NERFINISHED ⓘ |
| placeOfDeath | Rome, Italy NERFINISHED ⓘ |
| positionHeld | United States Attorney for the District of Massachusetts (nominee) NERFINISHED ⓘ |
| religion | Unitarianism ⓘ |
| represented | Anthony Burns NERFINISHED ⓘ |
| residence |
Boston, Massachusetts
ⓘ
Cambridge, Massachusetts NERFINISHED ⓘ |
| sexOrGender | male ⓘ |
| spouse | Sarah Watson NERFINISHED ⓘ |
| workLocation | Boston, Massachusetts ⓘ |
| wrote |
Speeches in Stirring Times
NERFINISHED
ⓘ
The Seaman's Friend NERFINISHED ⓘ To Cuba and Back NERFINISHED ⓘ Two Years Before the Mast 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: Richard Henry Dana Jr. Description of subject: Richard Henry Dana Jr. was a 19th-century American lawyer, politician, and author best known for his memoir "Two Years Before the Mast," which vividly recounts his experiences as a common sailor.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.