O-47 observation aircraft
E551547
The O-47 observation aircraft was a pre–World War II American military reconnaissance plane used by the U.S. Army Air Corps for aerial observation and liaison duties.
All labels observed (1)
| Label | Occurrences |
|---|---|
| O-47 observation aircraft canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5646806 — 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: O-47 observation aircraft Context triple: [North American Aviation, notableProduct, O-47 observation aircraft]
-
A.
Cessna L-19 Bird Dog
The Cessna L-19 Bird Dog is a single-engine, high-wing liaison and observation aircraft widely used by the U.S. military and allies during the Korean and Vietnam Wars.
-
B.
Bell H-13 Sioux
The Bell H-13 Sioux is a light, single-rotor helicopter best known for its extensive use by the U.S. Army during the Korean War, particularly in medical evacuation and observation roles.
-
C.
Cessna O-2 Skymaster
The Cessna O-2 Skymaster is a military twin-boom, push-pull configuration aircraft used primarily by the U.S. Air Force for forward air control and reconnaissance during the Vietnam War.
-
D.
Cessna Crane
The Cessna Crane is a twin-engine military trainer aircraft used by the Royal Canadian Air Force during World War II for pilot and navigation training.
-
E.
Bell YFM-1 Airacuda
The Bell YFM-1 Airacuda was an experimental American twin‑engine heavy fighter of the late 1930s, notable for its unconventional design featuring forward-firing cannon housed in engine nacelles and a role envisioned as a long-range bomber destroyer.
- 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: O-47 observation aircraft Target entity description: The O-47 observation aircraft was a pre–World War II American military reconnaissance plane used by the U.S. Army Air Corps for aerial observation and liaison duties.
-
A.
Cessna L-19 Bird Dog
The Cessna L-19 Bird Dog is a single-engine, high-wing liaison and observation aircraft widely used by the U.S. military and allies during the Korean and Vietnam Wars.
-
B.
Bell H-13 Sioux
The Bell H-13 Sioux is a light, single-rotor helicopter best known for its extensive use by the U.S. Army during the Korean War, particularly in medical evacuation and observation roles.
-
C.
Cessna O-2 Skymaster
The Cessna O-2 Skymaster is a military twin-boom, push-pull configuration aircraft used primarily by the U.S. Air Force for forward air control and reconnaissance during the Vietnam War.
-
D.
Cessna Crane
The Cessna Crane is a twin-engine military trainer aircraft used by the Royal Canadian Air Force during World War II for pilot and navigation training.
-
E.
Bell YFM-1 Airacuda
The Bell YFM-1 Airacuda was an experimental American twin‑engine heavy fighter of the late 1930s, notable for its unconventional design featuring forward-firing cannon housed in engine nacelles and a role envisioned as a long-range bomber destroyer.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
military reconnaissance aircraft
ⓘ
single‑engine monoplane ⓘ |
| aircraftCategory | military aircraft ⓘ |
| countryOfOrigin |
United States
ⓘ
linked to:
United States of America
|
| crew | 3 ⓘ |
| designPeriod | 1930s ⓘ |
| engineType | radial piston engine ⓘ |
| era | pre–World War II ⓘ |
| firstFlight | 1934 ⓘ |
| introduced | mid‑1930s ⓘ |
| manufacturer | Douglas Aircraft Company ⓘ |
| originatingService |
U.S. Army Air Corps
ⓘ
linked to:
United States Army Air Corps
|
| powerplant | single radial engine ⓘ |
| primaryUser | United States Army Air Corps ⓘ |
| role |
aerial observation
ⓘ
liaison duties ⓘ reconnaissance ⓘ |
| serviceEntry | 1937 ⓘ |
| status | retired ⓘ |
| undercarriage | retractable landing gear ⓘ |
| usedBy |
United States Army Air Corps
ⓘ
United States Army Air Forces ⓘ |
| usedFor |
anti‑submarine patrol
ⓘ
artillery spotting ⓘ coastal patrol ⓘ tactical reconnaissance ⓘ training ⓘ |
| usedInConflict | World War II ⓘ |
| wingConfiguration | low‑wing monoplane ⓘ |
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: O-47 observation aircraft Description of subject: The O-47 observation aircraft was a pre–World War II American military reconnaissance plane used by the U.S. Army Air Corps for aerial observation and liaison duties.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.