Martin P5M Marlin flying boat
E772484
The Martin P5M Marlin was a U.S. Navy long-range maritime patrol and anti-submarine warfare flying boat developed during the Cold War era.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Martin P5M Marlin flying boat canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8966328 — 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: Martin P5M Marlin flying boat Context triple: [Glenn L. Martin Company, product, Martin P5M Marlin flying boat]
-
A.
Martin PBM Mariner flying boat
The Martin PBM Mariner was an American twin-engine patrol flying boat used extensively by the U.S. Navy during World War II for maritime patrol, anti-submarine warfare, and search-and-rescue missions.
-
B.
Lockheed PV-2 Harpoon
The Lockheed PV-2 Harpoon was a World War II-era American maritime patrol and anti-submarine bomber used primarily by the U.S. Navy.
-
C.
Curtiss H-16 flying boat
The Curtiss H-16 was a large American World War I-era patrol flying boat used primarily by the U.S. Navy and British forces for maritime reconnaissance and anti-submarine warfare.
-
D.
Grumman HU-16 Albatross
The Grumman HU-16 Albatross is a large, twin-radial-engine amphibious flying boat used primarily for search and rescue missions by the U.S. military and various international operators from the late 1940s through the 1970s.
-
E.
Grumman Widgeon
The Grumman Widgeon is a small, twin-engine amphibious aircraft introduced in the early 1940s, used for both military and civilian roles including coastal patrol, transport, and utility operations.
- 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: Martin P5M Marlin flying boat Target entity description: The Martin P5M Marlin was a U.S. Navy long-range maritime patrol and anti-submarine warfare flying boat developed during the Cold War era.
-
A.
Martin PBM Mariner flying boat
The Martin PBM Mariner was an American twin-engine patrol flying boat used extensively by the U.S. Navy during World War II for maritime patrol, anti-submarine warfare, and search-and-rescue missions.
-
B.
Lockheed PV-2 Harpoon
The Lockheed PV-2 Harpoon was a World War II-era American maritime patrol and anti-submarine bomber used primarily by the U.S. Navy.
-
C.
Curtiss H-16 flying boat
The Curtiss H-16 was a large American World War I-era patrol flying boat used primarily by the U.S. Navy and British forces for maritime reconnaissance and anti-submarine warfare.
-
D.
Grumman HU-16 Albatross
The Grumman HU-16 Albatross is a large, twin-radial-engine amphibious flying boat used primarily for search and rescue missions by the U.S. military and various international operators from the late 1940s through the 1970s.
-
E.
Grumman Widgeon
The Grumman Widgeon is a small, twin-engine amphibious aircraft introduced in the early 1940s, used for both military and civilian roles including coastal patrol, transport, and utility operations.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
maritime patrol aircraft
ⓘ
military flying boat ⓘ patrol bomber ⓘ |
| armament |
depth charges
ⓘ
machine guns ⓘ mines ⓘ torpedoes ⓘ |
| conflictService |
Cold War Atlantic and Pacific patrols
ⓘ
Vietnam War (early stages, patrol duties) ⓘ |
| countryOfOrigin |
United States of America
ⓘ
surface form:
United States
|
| crew |
7
ⓘ
9 ⓘ |
| engineCount | 2 ⓘ |
| engineModel | Wright R-3350 Duplex-Cyclone NERFINISHED ⓘ |
| equippedWith |
ASW radar
ⓘ
magnetic anomaly detector ⓘ sonobuoys ⓘ |
| era | Cold War ⓘ |
| firstFlight | 30 May 1948 ⓘ |
| hasFeature |
retractable wingtip floats
ⓘ
spray-damping hull chines ⓘ |
| hullType | single-step flying boat hull ⓘ |
| introduced | 1951 ⓘ |
| manufacturer | Glenn L. Martin Company NERFINISHED ⓘ |
| maxSpeed | about 215 knots ⓘ |
| natoReportingName | Tool ⓘ |
| operatedFrom |
open sea alighting areas
ⓘ
seaplane tenders ⓘ |
| primaryRole |
anti-submarine warfare
ⓘ
long-range maritime patrol ⓘ |
| propulsionType | twin-engine piston ⓘ |
| range | over 2000 nautical miles ⓘ |
| redesignatedVariant |
P-5A
NERFINISHED
ⓘ
P-5B ⓘ |
| replacedBy | Lockheed P-3 Orion NERFINISHED ⓘ |
| retiredFromUSN | 1967 ⓘ |
| serviceEntry | 1952 ⓘ |
| successorTo | Martin PBM Mariner NERFINISHED ⓘ |
| tailConfiguration | t-tail ⓘ |
| usedBy |
French Navy
NERFINISHED
ⓘ
United States Navy ⓘ |
| usedInRole |
convoy escort
ⓘ
ocean surveillance ⓘ search and rescue ⓘ |
| variant |
P5M-1
NERFINISHED
ⓘ
P5M-2 NERFINISHED ⓘ |
| wingConfiguration | high-wing ⓘ |
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: Martin P5M Marlin flying boat Description of subject: The Martin P5M Marlin was a U.S. Navy long-range maritime patrol and anti-submarine warfare flying boat developed during the Cold War era.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.