Main Deck (Tokyo Tower)
E699137
Main Deck (Tokyo Tower) is the primary observation platform of Tokyo Tower, offering panoramic views of Tokyo from a mid-level height below the Top Deck.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Main Deck (Tokyo Tower) canonical | 1 |
| Tokyo Tower Main Deck | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7824297 — 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: Main Deck (Tokyo Tower) Context triple: [Top Deck, nearbyAttraction, Main Deck (Tokyo Tower)]
-
A.
Yokohama Marine Tower
Yokohama Marine Tower is a prominent coastal observation tower and tourist attraction in Yokohama, Japan, offering panoramic views of the city and its harbor.
-
B.
Nagoya TV Tower
Nagoya TV Tower is a historic steel observation and broadcasting tower in central Nagoya, Japan, known as a prominent city landmark and tourist attraction.
-
C.
Yokohama Landmark Tower
Yokohama Landmark Tower is a prominent skyscraper in Yokohama, Japan, known for its height, office and hotel facilities, and observation deck offering panoramic city and bay views.
-
D.
Abeno Harukas
Abeno Harukas is a 300-meter-tall skyscraper in Osaka, Japan, known as one of the country's tallest buildings and a major commercial, cultural, and observation complex.
-
E.
Chiba Port Tower
Chiba Port Tower is a prominent seaside observation tower in Chiba, Japan, offering panoramic views of Tokyo Bay and the surrounding cityscape.
- 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: Main Deck (Tokyo Tower) Target entity description: Main Deck (Tokyo Tower) is the primary observation platform of Tokyo Tower, offering panoramic views of Tokyo from a mid-level height below the Top Deck.
-
A.
Yokohama Marine Tower
Yokohama Marine Tower is a prominent coastal observation tower and tourist attraction in Yokohama, Japan, offering panoramic views of the city and its harbor.
-
B.
Nagoya TV Tower
Nagoya TV Tower is a historic steel observation and broadcasting tower in central Nagoya, Japan, known as a prominent city landmark and tourist attraction.
-
C.
Yokohama Landmark Tower
Yokohama Landmark Tower is a prominent skyscraper in Yokohama, Japan, known for its height, office and hotel facilities, and observation deck offering panoramic city and bay views.
-
D.
Abeno Harukas
Abeno Harukas is a 300-meter-tall skyscraper in Osaka, Japan, known as one of the country's tallest buildings and a major commercial, cultural, and observation complex.
-
E.
Chiba Port Tower
Chiba Port Tower is a prominent seaside observation tower in Chiba, Japan, offering panoramic views of Tokyo Bay and the surrounding cityscape.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
observation deck
ⓘ
tourist attraction ⓘ |
| accessMethod |
elevators
ⓘ
stairs ⓘ |
| associatedWith | Tokyo Tower Main Deck ticket ⓘ |
| country | Japan ⓘ |
| designedFor | panoramic views of Tokyo ⓘ |
| elevationAboveGround |
150 metres
ⓘ
approximately 492 feet ⓘ |
| formerName |
Main Observatory (Tokyo Tower)
ⓘ
linked to:
Tokyo Tower
|
| function |
observation of Tokyo cityscape
ⓘ
tourism ⓘ |
| hasAmenity |
cafés
ⓘ
glass floor sections ⓘ rest areas ⓘ souvenir shops ⓘ |
| hasIndoorSpace | yes ⓘ |
| hasLevelCount | two levels ⓘ |
| hasLighting | night illumination for interior spaces ⓘ |
| hasOutdoorElements | partially ⓘ |
| hasSignage | multilingual information panels ⓘ |
| heightRelativeToTopDeck | lower than Top Deck (Tokyo Tower) ⓘ |
| isPrimaryObservationPlatformOf | Tokyo Tower ⓘ |
| languageOfSignage |
Chinese
ⓘ
English ⓘ Japanese ⓘ Korean ⓘ |
| locatedInTimeZone | Japan Standard Time ⓘ |
| location | Minato, Tokyo, Japan ⓘ |
| offersViewOf |
Mount Fuji (on clear days)
ⓘ
linked to:
Mount Fuji
Roppongi area ⓘ Shinjuku skyline ⓘ Tokyo Bay ⓘ Tokyo Skytree ⓘ |
| openedWith | original opening of Tokyo Tower in 1958 ⓘ |
| openingHoursType | generally open daily ⓘ |
| ownedBy |
Nippon Television City Corporation (Tokyo Tower operator)
ⓘ
linked to:
Tokyo Tower Co., Ltd.
|
| partOf | Tokyo Tower ⓘ |
| relativePositionInTower |
above the FootTown levels of Tokyo Tower
ⓘ
below the Top Deck (Tokyo Tower) ⓘ |
| renovation | has undergone interior renovations and rebranding ⓘ |
| safetyFeature | enclosed by safety barriers and windows ⓘ |
| ticketRequired | yes ⓘ |
| touristPopularity | one of the most visited observation decks in Tokyo ⓘ |
| viewingExperience | 360-degree views ⓘ |
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: Main Deck (Tokyo Tower) Description of subject: Main Deck (Tokyo Tower) is the primary observation platform of Tokyo Tower, offering panoramic views of Tokyo from a mid-level height below the Top Deck.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Main Deck (Tokyo Tower)