Chiba Marine Stadium
E603329
Chiba Marine Stadium is a baseball stadium in Chiba, Japan, best known as the longtime home field of the Chiba Lotte Marines of Nippon Professional Baseball.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Chiba Marine Stadium canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6587535 — 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: Chiba Marine Stadium Context triple: [Chiba Lotte Marines, ballparkFormerName, Chiba Marine Stadium]
-
A.
Yokohama Stadium
Yokohama Stadium is a prominent baseball and multi-purpose sports venue in Yokohama, Japan, best known as the home field of the Yokohama DeNA BayStars and a host of major international events.
-
B.
Onikan Stadium
Onikan Stadium is a historic multi-purpose sports arena located on Lagos Island in Lagos, Nigeria.
-
C.
Meiji Jingu Stadium
Meiji Jingu Stadium is a historic baseball stadium in Tokyo, Japan, known as one of the country’s oldest professional ballparks and a prominent venue for Nippon Professional Baseball games.
-
D.
Setsoto Stadium
Setsoto Stadium is a multi-purpose national sports venue in Maseru, Lesotho, primarily used for football matches and major public events.
-
E.
Yurtec Stadium Sendai
Yurtec Stadium Sendai is a football-specific stadium in Sendai, Japan, best known as the home ground of Vegalta Sendai and for hosting J.League and international soccer matches.
- 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: Chiba Marine Stadium Target entity description: Chiba Marine Stadium is a baseball stadium in Chiba, Japan, best known as the longtime home field of the Chiba Lotte Marines of Nippon Professional Baseball.
-
A.
Yokohama Stadium
Yokohama Stadium is a prominent baseball and multi-purpose sports venue in Yokohama, Japan, best known as the home field of the Yokohama DeNA BayStars and a host of major international events.
-
B.
Onikan Stadium
Onikan Stadium is a historic multi-purpose sports arena located on Lagos Island in Lagos, Nigeria.
-
C.
Meiji Jingu Stadium
Meiji Jingu Stadium is a historic baseball stadium in Tokyo, Japan, known as one of the country’s oldest professional ballparks and a prominent venue for Nippon Professional Baseball games.
-
D.
Setsoto Stadium
Setsoto Stadium is a multi-purpose national sports venue in Maseru, Lesotho, primarily used for football matches and major public events.
-
E.
Yurtec Stadium Sendai
Yurtec Stadium Sendai is a football-specific stadium in Sendai, Japan, best known as the home ground of Vegalta Sendai and for hosting J.League and international soccer matches.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf | baseball stadium ⓘ |
| bestKnownFor | longtime home field of the Chiba Lotte Marines ⓘ |
| climateExposure | coastal ⓘ |
| country | Japan ⓘ |
| formerName |
Chiba Marine Stadium
NERFINISHED
ⓘ
QVC Marine Field NERFINISHED ⓘ ZOZO Marine Stadium NERFINISHED ⓘ |
| hasBullpen | yes ⓘ |
| hasDugouts | yes ⓘ |
| hasFeature |
exposed to coastal winds
ⓘ
located near Tokyo Bay ⓘ open-air stadium ⓘ outdoor stadium ⓘ |
| hasLighting | night-game capable floodlights ⓘ |
| hasNickname | Marine Stadium NERFINISHED ⓘ |
| hasOutfieldConfiguration | symmetrical outfield ⓘ |
| hasRoof | no ⓘ |
| hasScoreboard | yes ⓘ |
| hasScoreboardType | large video scoreboard ⓘ |
| hasSeatingType |
grandstand seating
ⓘ
outfield bleachers ⓘ |
| homeLeague | Pacific League NERFINISHED ⓘ |
| homeStadiumOf | Chiba Lotte Marines NERFINISHED ⓘ |
| leagueHosted | Nippon Professional Baseball NERFINISHED ⓘ |
| locatedIn |
Chiba, Chiba Prefecture, Japan
NERFINISHED
ⓘ
Makuhari area NERFINISHED ⓘ Mihama-ku, Chiba, Japan NERFINISHED ⓘ |
| locatedNear |
Makuhari Messe
NERFINISHED
ⓘ
Tokyo Bay NERFINISHED ⓘ |
| nearestMajorCity | Tokyo NERFINISHED ⓘ |
| opened | 1990 ⓘ |
| openingDate | 1990-04-13 ⓘ |
| operator | Chiba Lotte Marines NERFINISHED ⓘ |
| owner | City of Chiba NERFINISHED ⓘ |
| partOf | Makuhari New City area NERFINISHED ⓘ |
| primaryUse | baseball ⓘ |
| region | Kantō region ⓘ |
| seatingCapacity | approximately 30,000 ⓘ |
| sport | baseball ⓘ |
| surface | artificial turf ⓘ |
| tenants | Chiba Lotte Marines NERFINISHED ⓘ |
| transportConnection |
JR Keiyo Line
NERFINISHED
ⓘ
Kaihin-Makuhari Station NERFINISHED ⓘ |
| usedFor |
concerts
ⓘ
events ⓘ professional baseball games ⓘ |
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: Chiba Marine Stadium Description of subject: Chiba Marine Stadium is a baseball stadium in Chiba, Japan, best known as the longtime home field of the Chiba Lotte Marines of Nippon Professional Baseball.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.