North Field, Tinian
E714956
North Field, Tinian is a World War II-era airfield on the island of Tinian in the Northern Mariana Islands, historically significant as the launch site for the atomic bomb missions against Hiroshima and Nagasaki.
All labels observed (3)
| Label | Occurrences |
|---|---|
| North Field, Tinian canonical | 9 |
| North Field, Tinian, Mariana Islands | 1 |
| Tinian airfield complex | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8016322 — 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: North Field, Tinian Context triple: [West Field, adjacentTo, North Field, Tinian]
-
A.
Tinian
Tinian is a small island in the western Pacific Ocean best known as part of the Northern Mariana Islands and as the World War II airbase from which the atomic bomb missions to Hiroshima and Nagasaki were launched.
-
B.
Apra Harbor, Guam
Apra Harbor, Guam is a major U.S. naval port and strategic deep-water harbor in the Western Pacific that serves as a key logistics and operations hub for American military forces in the region.
-
C.
Tinian International Airport
Tinian International Airport is a public airport on the island of Tinian in the Northern Mariana Islands that serves as its primary air transportation hub for regional flights.
-
D.
Tumon Bay
Tumon Bay is a popular resort and tourism district on the western coast of Guam, known for its white-sand beaches, clear waters, and concentration of hotels, shops, and nightlife.
-
E.
Kadena Marina
Kadena Marina is a recreational waterfront facility on Okinawa offering boating, diving, and other marine activities primarily for the Kadena Air Base community.
- 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: North Field, Tinian Target entity description: North Field, Tinian is a World War II-era airfield on the island of Tinian in the Northern Mariana Islands, historically significant as the launch site for the atomic bomb missions against Hiroshima and Nagasaki.
-
A.
Tinian
Tinian is a small island in the western Pacific Ocean best known as part of the Northern Mariana Islands and as the World War II airbase from which the atomic bomb missions to Hiroshima and Nagasaki were launched.
-
B.
Apra Harbor, Guam
Apra Harbor, Guam is a major U.S. naval port and strategic deep-water harbor in the Western Pacific that serves as a key logistics and operations hub for American military forces in the region.
-
C.
Tinian International Airport
Tinian International Airport is a public airport on the island of Tinian in the Northern Mariana Islands that serves as its primary air transportation hub for regional flights.
-
D.
Tumon Bay
Tumon Bay is a popular resort and tourism district on the western coast of Guam, known for its white-sand beaches, clear waters, and concentration of hotels, shops, and nightlife.
-
E.
Kadena Marina
Kadena Marina is a recreational waterfront facility on Okinawa offering boating, diving, and other marine activities primarily for the Kadena Air Base community.
- F. None of above. chosen
Statements (42)
| Predicate | Object |
|---|---|
| instanceOf |
airfield
ⓘ
military air base ⓘ |
| aircraftLaunched |
Bockscar
NERFINISHED
ⓘ
Enola Gay NERFINISHED ⓘ |
| aircraftTypeOperated | B-29 Superfortress NERFINISHED ⓘ |
| alsoKnownAs | North Field NERFINISHED ⓘ |
| associatedEvent |
atomic bombing of Hiroshima
NERFINISHED
ⓘ
atomic bombing of Nagasaki NERFINISHED ⓘ |
| associatedWith |
Manhattan Project
NERFINISHED
ⓘ
atomic bombings of Hiroshima and Nagasaki NERFINISHED ⓘ |
| builtBy | United States Navy Seabees NERFINISHED ⓘ |
| constructed | 1944 ⓘ |
| controlledBy | United States NERFINISHED ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| currentUse | historical site ⓘ |
| garrison | 509th Composite Group NERFINISHED ⓘ |
| geopoliticalContext | United States administration of the Trust Territory of the Pacific Islands NERFINISHED ⓘ |
| heritage | World War II historic site ⓘ |
| historicalEra | World War II NERFINISHED ⓘ |
| infrastructure |
extensive hardstands for B-29 bombers
ⓘ
multiple parallel runways ⓘ |
| locatedIn |
Northern Mariana Islands
NERFINISHED
ⓘ
Pacific Ocean ⓘ Tinian NERFINISHED ⓘ |
| near | San Jose, Tinian NERFINISHED ⓘ |
| notableFor |
launch site of atomic bomb mission against Hiroshima
ⓘ
launch site of atomic bomb mission against Nagasaki ⓘ |
| numberOfRunways | 4 ⓘ |
| operation | strategic bombing of Japan ⓘ |
| ownership | Government of the United States NERFINISHED ⓘ |
| partOf | Mariana Islands campaign infrastructure ⓘ |
| primaryUse | B-29 Superfortress operations ⓘ |
| region | Micronesia NERFINISHED ⓘ |
| runwayType | paved runways ⓘ |
| significance | key base for B-29 operations against Japanese home islands ⓘ |
| status | disused airfield ⓘ |
| strategicRole | staging base for long-range bombing missions over Japan ⓘ |
| theater | Pacific Theater of World War II NERFINISHED ⓘ |
| usedBy |
509th Composite Group
NERFINISHED
ⓘ
Twentieth Air Force NERFINISHED ⓘ United States Army Air Forces NERFINISHED ⓘ |
| usedUntil | post-World War II period ⓘ |
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: North Field, Tinian Description of subject: North Field, Tinian is a World War II-era airfield on the island of Tinian in the Northern Mariana Islands, historically significant as the launch site for the atomic bomb missions against Hiroshima and Nagasaki.
Referenced by (11)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Tinian airfield complex
this entity surface form:
North Field, Tinian, Mariana Islands