US-2
E341203
The US-2 is a Japanese amphibious search-and-rescue aircraft designed and built by ShinMaywa for long-range maritime rescue operations.
All labels observed (1)
| Label | Occurrences |
|---|---|
| US-2 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3274070 — 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: US-2 Context triple: [Fleet Air Force, operatesAircraftModel, US-2]
-
A.
Lockheed Martin X-35
The Lockheed Martin X-35 is a prototype stealth multirole fighter that served as the demonstrator for the F-35 Lightning II Joint Strike Fighter program.
-
B.
F-22 Raptor
The F-22 Raptor is a U.S. fifth-generation stealth air superiority fighter jet known for its advanced avionics, supercruise capability, and exceptional maneuverability.
-
C.
Boeing X-32
The Boeing X-32 was a stealthy, delta-winged prototype fighter developed for the U.S. Joint Strike Fighter competition, ultimately losing to the Lockheed Martin X-35 (now the F-35).
-
D.
E-2D Advanced Hawkeye
The E-2D Advanced Hawkeye is a carrier-capable airborne early warning and control aircraft featuring advanced radar and battle management systems to provide long-range surveillance and command-and-control for naval operations.
-
E.
EA-18G Growler
The EA-18G Growler is a U.S. Navy carrier-based electronic warfare aircraft designed to provide radar jamming, electronic attack, and suppression of enemy air defenses.
- 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: US-2 Target entity description: The US-2 is a Japanese amphibious search-and-rescue aircraft designed and built by ShinMaywa for long-range maritime rescue operations.
-
A.
Lockheed Martin X-35
The Lockheed Martin X-35 is a prototype stealth multirole fighter that served as the demonstrator for the F-35 Lightning II Joint Strike Fighter program.
-
B.
F-22 Raptor
The F-22 Raptor is a U.S. fifth-generation stealth air superiority fighter jet known for its advanced avionics, supercruise capability, and exceptional maneuverability.
-
C.
Boeing X-32
The Boeing X-32 was a stealthy, delta-winged prototype fighter developed for the U.S. Joint Strike Fighter competition, ultimately losing to the Lockheed Martin X-35 (now the F-35).
-
D.
E-2D Advanced Hawkeye
The E-2D Advanced Hawkeye is a carrier-capable airborne early warning and control aircraft featuring advanced radar and battle management systems to provide long-range surveillance and command-and-control for naval operations.
-
E.
EA-18G Growler
The EA-18G Growler is a U.S. Navy carrier-based electronic warfare aircraft designed to provide radar jamming, electronic attack, and suppression of enemy air defenses.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
amphibious aircraft
ⓘ
military aircraft ⓘ search-and-rescue aircraft ⓘ |
| abbreviationMeaning | Utility Seaplane 2 ⓘ |
| aircraftType |
fixed-wing
ⓘ
turboprop ⓘ |
| belongsToProgram | Japan Maritime Self-Defense Force search-and-rescue modernization program ⓘ |
| canOperateFrom |
land
ⓘ
sea ⓘ |
| countryOfOrigin | Japan ⓘ |
| crew | about 11 ⓘ |
| designFeature |
boat-shaped hull
ⓘ
high wing ⓘ large flaps ⓘ retractable landing gear ⓘ spray-suppressing hull steps ⓘ |
| developedFrom | Shin Meiwa US-1A ⓘ |
| engineModel | Rolls-Royce AE 2100 ⓘ |
| engineType | turboprop ⓘ |
| enteredService | 2009 ⓘ |
| firstFlight | 2003 ⓘ |
| hasAvionics | modern glass cockpit ⓘ |
| hasBoundaryLayerControlSystem | true ⓘ |
| hasPressurizedCabin | true ⓘ |
| hasVariantRole |
export version (proposed)
ⓘ
firefighting (proposed) ⓘ |
| isAmphibious | true ⓘ |
| manufacturer | ShinMaywa ⓘ |
| missionProfile |
disaster relief support
ⓘ
medical evacuation ⓘ open-ocean rescue ⓘ |
| notableFeature |
ability to operate in rough sea states
ⓘ
short takeoff and landing capability on water ⓘ |
| numberOfEngines | 4 ⓘ |
| operator | Japan Maritime Self-Defense Force ⓘ |
| primaryRole |
long-range search and rescue
ⓘ
maritime search and rescue ⓘ |
| propellerConfiguration | four-bladed propellers ⓘ |
| rangeClass | long-range ⓘ |
| roleClassification | special-mission aircraft ⓘ |
| serviceBranch | Japan Maritime Self-Defense Force ⓘ |
| status | in service ⓘ |
| successorOf | US-1A in JMSDF SAR role ⓘ |
| tailConfiguration | conventional tail ⓘ |
| usedFor |
search and rescue of downed aircrew
ⓘ
search and rescue of shipwreck survivors ⓘ |
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: US-2 Description of subject: The US-2 is a Japanese amphibious search-and-rescue aircraft designed and built by ShinMaywa for long-range maritime rescue operations.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.