Realignment of MLB divisions and leagues
E138216
The realignment of MLB divisions and leagues was a major restructuring of Major League Baseball’s organizational format that reshaped team groupings, competitive balance, and scheduling in the modern era.
All labels observed (3)
| Label | Occurrences |
|---|---|
| MLB 1994 realignment | 1 |
| MLB player development system (2021 realignment) | 1 |
| Realignment of MLB divisions and leagues canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1208852 — 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: Realignment of MLB divisions and leagues Context triple: [Bud Selig, notableWork, Realignment of MLB divisions and leagues]
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A.
MLB Rule 5 Draft
The MLB Rule 5 Draft is an annual mechanism that allows Major League Baseball teams to select certain unprotected minor league players from other organizations’ systems to promote competitive balance and prevent talent hoarding.
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B.
MLB Collective Bargaining Agreement
The MLB Collective Bargaining Agreement is the labor contract between Major League Baseball team owners and the players’ union that sets the rules for player employment, compensation, and key league mechanisms such as free agency, arbitration, and the draft.
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C.
Major League Baseball Rules Committee
The Major League Baseball Rules Committee is the governing body responsible for reviewing, interpreting, and revising the official rules that regulate professional baseball in Major League Baseball.
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D.
National Football League expansion and realignment
National Football League expansion and realignment refers to the series of team additions, relocations, and divisional restructurings that have shaped the modern NFL’s competitive and geographic landscape.
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E.
Major League Baseball Advanced Media
Major League Baseball Advanced Media is the digital media and technology arm of Major League Baseball, responsible for managing its online content, streaming services, and interactive platforms.
- 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: Realignment of MLB divisions and leagues Target entity description: The realignment of MLB divisions and leagues was a major restructuring of Major League Baseball’s organizational format that reshaped team groupings, competitive balance, and scheduling in the modern era.
-
A.
MLB Rule 5 Draft
The MLB Rule 5 Draft is an annual mechanism that allows Major League Baseball teams to select certain unprotected minor league players from other organizations’ systems to promote competitive balance and prevent talent hoarding.
-
B.
MLB Collective Bargaining Agreement
The MLB Collective Bargaining Agreement is the labor contract between Major League Baseball team owners and the players’ union that sets the rules for player employment, compensation, and key league mechanisms such as free agency, arbitration, and the draft.
-
C.
Major League Baseball Rules Committee
The Major League Baseball Rules Committee is the governing body responsible for reviewing, interpreting, and revising the official rules that regulate professional baseball in Major League Baseball.
-
D.
National Football League expansion and realignment
National Football League expansion and realignment refers to the series of team additions, relocations, and divisional restructurings that have shaped the modern NFL’s competitive and geographic landscape.
-
E.
Major League Baseball Advanced Media
Major League Baseball Advanced Media is the digital media and technology arm of Major League Baseball, responsible for managing its online content, streaming services, and interactive platforms.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
Major League Baseball organizational change
ⓘ
sports league realignment ⓘ |
| affects |
MLB divisions
ⓘ
Major League Baseball ⓘ
surface form:
MLB leagues
MLB scheduling ⓘ competitive balance in MLB ⓘ |
| appliesTo | Major League Baseball ⓘ |
| category |
Major League Baseball history
ⓘ
sports organizational structure changes ⓘ |
| changes |
frequency of interleague games
ⓘ
frequency of intra-division games ⓘ league membership of some franchises ⓘ number of teams per division ⓘ |
| context | modern era of Major League Baseball ⓘ |
| drivenBy |
broadcasting considerations
ⓘ
desire for balanced competition ⓘ franchise relocation ⓘ league expansion ⓘ travel and geography concerns ⓘ |
| governedBy | collective bargaining and MLB ownership votes ⓘ |
| impact |
distribution of small-market and large-market teams
ⓘ
playoff qualification paths ⓘ traditional rivalries ⓘ travel distances for teams ⓘ |
| implementedBy | MLB Commissioner’s Office ⓘ |
| includes |
1969 MLB divisional realignment
ⓘ
1994 MLB three-division realignment ⓘ 1998 MLB expansion and realignment ⓘ 2013 MLB league and division realignment ⓘ 2023 MLB schedule format change ⓘ |
| influences |
fan interest and attendance patterns
ⓘ
revenue sharing structures ⓘ television contracts ⓘ |
| notableChange |
adoption of more balanced schedules across leagues
ⓘ
creation of East, West, and Central divisions in each league ⓘ movement of Houston Astros from National League to American League ⓘ movement of Milwaukee Brewers from American League to National League ⓘ |
| purpose |
improve competitive balance
ⓘ
modernize scheduling ⓘ reshape team groupings ⓘ |
| relatedTo |
expansion of MLB postseason
ⓘ
introduction of divisional play in MLB ⓘ introduction of the League Championship Series ⓘ introduction of the Wild Card in MLB ⓘ |
| timePeriod |
early 21st century
ⓘ
late 20th century ⓘ |
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: Realignment of MLB divisions and leagues Description of subject: The realignment of MLB divisions and leagues was a major restructuring of Major League Baseball’s organizational format that reshaped team groupings, competitive balance, and scheduling in the modern era.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
MLB 1994 realignment
this entity surface form:
MLB player development system (2021 realignment)