Chicago Marathon
E72445
The Chicago Marathon is one of the world’s premier annual long-distance running races, renowned for its flat, fast course through Chicago’s neighborhoods and its status as a major international marathon.
All labels observed (5)
| Label | Occurrences |
|---|---|
| Chicago Marathon canonical | 8 |
| 2017 Chicago Marathon | 1 |
| Bank One Chicago Marathon | 1 |
| LaSalle Bank Chicago Marathon | 1 |
| Mayor Daley Marathon | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T566935 — 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: Chicago Marathon Context triple: [World Marathon Majors, hasComponent, Chicago Marathon]
-
A.
Boston Marathon
The Boston Marathon is the world’s oldest annual marathon and one of the most prestigious long-distance running races, attracting elite and amateur runners from around the globe each Patriots’ Day.
-
B.
Berlin Marathon
The Berlin Marathon is one of the world’s major city marathons, renowned for its flat, fast course where numerous marathon world records have been set.
-
C.
Knoxville Marathon
The Knoxville Marathon is an annual long-distance running event that attracts participants to race through the streets and landmarks of Knoxville, Tennessee.
-
D.
Marathon
Marathon is an ancient town in northeastern Attica, Greece, best known as the site of the pivotal Battle of Marathon in 490 BC that inspired the modern long-distance race.
-
E.
World Marathon Majors
The World Marathon Majors is a series of the world’s most prestigious annual marathons, featuring major races in cities such as Boston, London, Berlin, Chicago, New York City, and Tokyo.
- 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: Chicago Marathon Target entity description: The Chicago Marathon is one of the world’s premier annual long-distance running races, renowned for its flat, fast course through Chicago’s neighborhoods and its status as a major international marathon.
-
A.
Boston Marathon
The Boston Marathon is the world’s oldest annual marathon and one of the most prestigious long-distance running races, attracting elite and amateur runners from around the globe each Patriots’ Day.
-
B.
Berlin Marathon
The Berlin Marathon is one of the world’s major city marathons, renowned for its flat, fast course where numerous marathon world records have been set.
-
C.
Knoxville Marathon
The Knoxville Marathon is an annual long-distance running event that attracts participants to race through the streets and landmarks of Knoxville, Tennessee.
-
D.
Marathon
Marathon is an ancient town in northeastern Attica, Greece, best known as the site of the pivotal Battle of Marathon in 490 BC that inspired the modern long-distance race.
-
E.
World Marathon Majors
The World Marathon Majors is a series of the world’s most prestigious annual marathons, featuring major races in cities such as Boston, London, Berlin, Chicago, New York City, and Tokyo.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
annual sporting event
ⓘ
marathon ⓘ road running race ⓘ |
| category |
World Marathon Major
ⓘ
linked to:
World Marathon Majors
|
| city |
Chicago
ⓘ
linked to:
Chicago, Illinois, United States
|
| country |
United States
ⓘ
linked to:
United States of America
|
| courseProfile |
fast
ⓘ
flat ⓘ |
| courseType | loop course ⓘ |
| distance |
26.2 miles
ⓘ
42.195 kilometres ⓘ |
| entryMethod |
charity entry
ⓘ
lottery ⓘ time-qualifier entry ⓘ |
| finishLocation | Grant Park ⓘ |
| firstYearHeld | 1977 ⓘ |
| formerName |
Bank One Chicago Marathon
ⓘ
linked to:
Chicago Marathon
LaSalle Bank Chicago Marathon ⓘ
linked to:
Chicago Marathon
Mayor Daley Marathon ⓘ
linked to:
Chicago Marathon
|
| founder | Lee Flaherty ⓘ |
| foundingYear | 1977 ⓘ |
| frequency | annual ⓘ |
| governingBody | USA Track & Field ⓘ |
| hasEvent |
elite men’s marathon
ⓘ
elite women’s marathon ⓘ mass-participation marathon ⓘ wheelchair race ⓘ |
| hasWebsite | https://www.chicagomarathon.com/ ⓘ |
| IAAFLabel |
World Athletics Platinum Label Road Race
ⓘ
linked to:
World Athletics Platinum Label road race
|
| location |
Chicago
ⓘ
linked to:
City of Chicago
|
| notableCharacteristic |
flat course suitable for fast times
ⓘ
large international elite field ⓘ large mass-participation field ⓘ spectator-friendly urban course ⓘ |
| organizer | Bank of America ⓘ |
| partOf | World Marathon Majors ⓘ |
| qualificationRequirement | time standard for guaranteed entry (certain categories) ⓘ |
| routeFeature |
Chicago Loop
ⓘ
North Side of Chicago ⓘ South Side of Chicago ⓘ
linked to:
South Side, Chicago
West Side of Chicago ⓘ
linked to:
West Side, Chicago
|
| sponsor | Bank of America ⓘ |
| startLocation | Grant Park ⓘ |
| surface | road ⓘ |
| terrain | urban streets ⓘ |
| timezone | Central Time Zone ⓘ |
| timingMethod | chip timing ⓘ |
| typicalMonthHeld | October ⓘ |
| typicalStartArea | Columbus Drive in Grant Park ⓘ |
| typicalStartTime | morning ⓘ |
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: Chicago Marathon Description of subject: The Chicago Marathon is one of the world’s premier annual long-distance running races, renowned for its flat, fast course through Chicago’s neighborhoods and its status as a major international marathon.
Referenced by (12)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Chicago Marathon
linked to: Chicago Marathon
linked to: Chicago Marathon
subject linked to:
Sir Mo Farah
linked to: Chicago Marathon