Panamax
E206900
Panamax is the maximum size limit for ships that can transit the original locks of the Panama Canal, defining a key standard in global maritime shipping.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Panamax canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T1840414 — 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: Panamax Context triple: [Neopanamax, relatedTo, Panamax]
-
A.
Neopanamax
Neopanamax is a class of large cargo ships specifically designed to fit the expanded locks of the Panama Canal, allowing greater capacity than the earlier Panamax standard.
-
B.
Panama Canal
The Panama Canal is a man-made waterway in Panama that dramatically shortens maritime travel by allowing ships to pass between the Atlantic and Pacific Oceans through Central America.
-
C.
Panama Bay
Panama Bay is a marine exhibit at Osaka’s Aquarium Kaiyukan that recreates the coastal ecosystem of the Central American bay with its characteristic sea life.
-
D.
Hanga Roa
Hanga Roa is the main town and only significant urban center on Easter Island, serving as its administrative, cultural, and tourism hub.
-
E.
Isthmus of Panama
The Isthmus of Panama is the narrow strip of land in Central America that links North and South America and separates the Caribbean Sea from the Pacific Ocean.
- 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: Panamax Target entity description: Panamax is the maximum size limit for ships that can transit the original locks of the Panama Canal, defining a key standard in global maritime shipping.
-
A.
Neopanamax
Neopanamax is a class of large cargo ships specifically designed to fit the expanded locks of the Panama Canal, allowing greater capacity than the earlier Panamax standard.
-
B.
Panama Canal
The Panama Canal is a man-made waterway in Panama that dramatically shortens maritime travel by allowing ships to pass between the Atlantic and Pacific Oceans through Central America.
-
C.
Panama Bay
Panama Bay is a marine exhibit at Osaka’s Aquarium Kaiyukan that recreates the coastal ecosystem of the Central American bay with its characteristic sea life.
-
D.
Hanga Roa
Hanga Roa is the main town and only significant urban center on Easter Island, serving as its administrative, cultural, and tourism hub.
-
E.
Isthmus of Panama
The Isthmus of Panama is the narrow strip of land in Central America that links North and South America and separates the Caribbean Sea from the Pacific Ocean.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
maritime transport standard
ⓘ
ship size classification ⓘ |
| appliesTo |
bulk carriers
ⓘ
cargo ships ⓘ container ships ⓘ tankers ⓘ |
| becameGlobalStandardBy | mid-20th century ⓘ |
| constrains |
ship air draft
ⓘ
ship beam ⓘ ship draft ⓘ ship length ⓘ |
| definedBy | maximum size of ships that can transit the original Panama Canal locks ⓘ |
| defines | upper size limit for ships using original Panama Canal locks ⓘ |
| etymology | derived from "Panama" and "maximum" ⓘ |
| followedBy |
Neopanamax
ⓘ
Neopanamax ⓘ
surface form:
New Panamax
|
| governedBy | Panama Canal regulations ⓘ |
| hasCategory |
naval architecture standard
ⓘ
shipping industry terminology ⓘ |
| hasKeyRoleIn | interoceanic trade between Atlantic and Pacific Oceans ⓘ |
| hasMaxAirDraft |
about 190 feet
ⓘ
about 57.91 metres ⓘ |
| hasMaxBeam | about 32.31 metres ⓘ |
| hasMaxDisplacement | about 65,000 deadweight tons ⓘ |
| hasMaxDraft | about 39.5 feet ⓘ |
| hasMaxDraftTropicalFreshWater | about 12.04 metres ⓘ |
| hasMaxLengthOverall | about 294.13 metres ⓘ |
| hasMaxTEUCapacity | about 4,500 to 5,000 TEU ⓘ |
| hasOrigin | Panama Canal lock dimensions ⓘ |
| influences |
canal toll structures
ⓘ
shipbuilding economics ⓘ shipping route planning ⓘ |
| inUseSince | early 20th century ⓘ |
| languageOfTerm | English ⓘ |
| measuredIn |
feet
ⓘ
metres ⓘ |
| precededBy | pre-canal ship size conventions ⓘ |
| relatedTo |
Aframax
ⓘ
Capesize ⓘ Neopanamax ⓘ
surface form:
New Panamax
Panama Canal ⓘ Suezmax ⓘ |
| standardizedBy | Panama Canal Authority ⓘ |
| usedAs | design constraint for canal-transiting vessels ⓘ |
| usedIn |
fleet planning
ⓘ
global maritime shipping ⓘ port infrastructure planning ⓘ ship design ⓘ |
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: Panamax Description of subject: Panamax is the maximum size limit for ships that can transit the original locks of the Panama Canal, defining a key standard in global maritime shipping.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.