USGS Juneau B-2
E693871
USGS Juneau B-2 is a United States Geological Survey 7.5-minute topographic quadrangle map covering the Mount Juneau area near Juneau, Alaska.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Juneau B-2 | 1 |
| USGS Juneau B-2 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7791880 — 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: USGS Juneau B-2 Context triple: [Mount Juneau, topographicMap, USGS Juneau B-2]
-
A.
O-47 observation aircraft
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.
-
B.
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.
-
C.
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.
-
D.
Fairchild C-123 Provider
The Fairchild C-123 Provider is a U.S. military transport aircraft widely known for its extensive use in cargo, troop transport, and aerial spray missions during the Vietnam War.
-
E.
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.
- 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: USGS Juneau B-2 Target entity description: USGS Juneau B-2 is a United States Geological Survey 7.5-minute topographic quadrangle map covering the Mount Juneau area near Juneau, Alaska.
-
A.
O-47 observation aircraft
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.
-
B.
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.
-
C.
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.
-
D.
Fairchild C-123 Provider
The Fairchild C-123 Provider is a U.S. military transport aircraft widely known for its extensive use in cargo, troop transport, and aerial spray missions during the Vietnam War.
-
E.
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.
- F. None of above. chosen
Statements (28)
| Predicate | Object |
|---|---|
| instanceOf |
USGS 7.5-minute quadrangle
ⓘ
topographic map ⓘ |
| coordinateSystem |
Universal Transverse Mercator
ⓘ
linked to:
UTM coordinate system
|
| country | United States of America ⓘ |
| coversArea |
City and Borough of Juneau
ⓘ
Juneau, Alaska vicinity ⓘ Mount Juneau ⓘ |
| datum | North American Datum ⓘ |
| language | English ⓘ |
| mapFormat |
digital scan
ⓘ
paper ⓘ |
| mapScale | 1:24,000 ⓘ |
| mapSeries |
USGS 7.5-minute series
ⓘ
linked to:
USGS topographic maps
|
| mapType | topographic ⓘ |
| producedBy |
USGS National Geospatial Program
ⓘ
linked to:
USGS National Map
|
| publisher | United States Geological Survey ⓘ |
| quadrangleName |
Juneau B-2
ⓘ
linked to:
USGS Juneau B-2
|
| region |
Southeast Alaska
ⓘ
linked to:
Southeastern Alaska
|
| showsFeature |
contour lines
ⓘ
cultural features ⓘ hydrography ⓘ transportation features ⓘ vegetation ⓘ |
| state | Alaska ⓘ |
| use |
hiking and mountaineering
ⓘ
land management and planning ⓘ scientific research ⓘ topographic navigation ⓘ |
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: USGS Juneau B-2 Description of subject: USGS Juneau B-2 is a United States Geological Survey 7.5-minute topographic quadrangle map covering the Mount Juneau area near Juneau, Alaska.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: USGS Juneau B-2