Hadlock Field
E213593
Hadlock Field is a minor league baseball stadium in Portland, Maine, best known as the home of the Portland Sea Dogs, the Double-A affiliate of the Boston Red Sox.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Hadlock Field canonical | 2 |
| Hadlock Field (approximately 7,000 seats) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1168624 — 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: Hadlock Field Context triple: [Portland Expo Building, proximityTo, Hadlock Field]
-
A.
Stagg Field
Stagg Field was the University of Chicago’s athletic field and stadium, historically significant as the site of the world’s first controlled nuclear chain reaction.
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B.
Schaefer Stadium
Schaefer Stadium was an outdoor football stadium in Foxborough, Massachusetts, best known as the longtime home of the New England Patriots before the construction of Gillette Stadium.
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C.
Dix Stadium
Dix Stadium is a college football venue in Kent, Ohio, primarily known as the on-campus stadium of Kent State University.
-
D.
Rita Hillenbrand Memorial Stadium
Rita Hillenbrand Memorial Stadium is a collegiate softball venue in Tucson, Arizona, best known as the longtime home field of the University of Arizona Wildcats softball program.
-
E.
Holloway Field
Holloway Field is a collegiate athletic facility associated with Rice University, primarily used for hosting the university’s outdoor sports events and competitions.
- 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: Hadlock Field Target entity description: Hadlock Field is a minor league baseball stadium in Portland, Maine, best known as the home of the Portland Sea Dogs, the Double-A affiliate of the Boston Red Sox.
-
A.
Stagg Field
Stagg Field was the University of Chicago’s athletic field and stadium, historically significant as the site of the world’s first controlled nuclear chain reaction.
-
B.
Schaefer Stadium
Schaefer Stadium was an outdoor football stadium in Foxborough, Massachusetts, best known as the longtime home of the New England Patriots before the construction of Gillette Stadium.
-
C.
Dix Stadium
Dix Stadium is a college football venue in Kent, Ohio, primarily known as the on-campus stadium of Kent State University.
-
D.
Rita Hillenbrand Memorial Stadium
Rita Hillenbrand Memorial Stadium is a collegiate softball venue in Tucson, Arizona, best known as the longtime home field of the University of Arizona Wildcats softball program.
-
E.
Holloway Field
Holloway Field is a collegiate athletic facility associated with Rice University, primarily used for hosting the university’s outdoor sports events and competitions.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
Minor League Baseball team
ⓘ
baseball coach ⓘ baseball stadium ⓘ sports venue ⓘ |
| affiliatedMLBTeamViaTenant | Boston Red Sox ⓘ |
| affiliation | Boston Red Sox ⓘ |
| city | Portland, Maine ⓘ |
| class | Double-A team ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| employer | Portland High School ⓘ |
| hasConcessions | multiple concession stands ⓘ |
| hasDugouts |
home dugout
ⓘ
visiting dugout ⓘ |
| hasFamilyArea | family-friendly sections ⓘ |
| hasFeature |
Maine Monster left-field wall
ⓘ
bullpens beyond outfield fence ⓘ manual scoreboard in left field ⓘ replica Green Monster elements ⓘ right-field picnic area ⓘ train engine that moves on home runs ⓘ |
| hasLuxuryAreas | hospitality suites ⓘ |
| hasOutfieldWallHeight | tall left-field wall ⓘ |
| hasPressBox | press box behind home plate ⓘ |
| hasScoreboard | left field ⓘ |
| hasSeatingType |
bleacher seating
ⓘ
general admission seating ⓘ reserved seating ⓘ |
| hasTeamStore | Portland Sea Dogs team store ⓘ |
| homeTeam | Portland Sea Dogs ⓘ |
| leagueLevelHosted | Double-A ⓘ |
| lighting | stadium lights for night games ⓘ |
| location | Portland, Maine ⓘ |
| namedAfter | Edson Hadlock Jr. ⓘ |
| opened | 1994 ⓘ |
| operator | Portland Sea Dogs ⓘ |
| owner |
Portland, Maine
ⓘ
surface form:
City of Portland, Maine
|
| parkingAvailability | on-site and nearby lots ⓘ |
| primaryUse | baseball ⓘ |
| publicTransitAccess | served by Portland public transit ⓘ |
| scoreboardTechnology | electronic display ⓘ |
| scoreboardType | video scoreboard ⓘ |
| seatingCapacity | approximately 7000 ⓘ |
| state | Maine ⓘ |
| surface | natural grass ⓘ |
| tenant | Portland Sea Dogs ⓘ |
| usedFor |
Minor League Baseball games
ⓘ
college baseball games ⓘ high school baseball games ⓘ non-baseball events ⓘ |
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: Hadlock Field Description of subject: Hadlock Field is a minor league baseball stadium in Portland, Maine, best known as the home of the Portland Sea Dogs, the Double-A affiliate of the Boston Red Sox.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Hadlock Field (approximately 7,000 seats)