US 99
E780913
US 99 was a major former north–south U.S. highway that ran along the West Coast, primarily through California, and served as a key predecessor to parts of today’s Interstate 5.
All labels observed (1)
| Label | Occurrences |
|---|---|
| US 99 canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T9144129 — 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: US 99 Context triple: [U.S. Route 99, alsoKnownAs, US 99]
-
A.
US 98
US 98 is a major east–west U.S. highway running across the Gulf Coast region, primarily through Florida, Alabama, and Mississippi.
-
B.
US 92
US 92 is a major east–west U.S. highway running across central Florida, connecting cities such as St. Petersburg, Tampa, and Daytona Beach.
-
C.
US 209
US 209 is a U.S. highway running through Pennsylvania and New York, connecting rural communities, small towns, and scenic areas in the northeastern United States.
-
D.
U.S. Route 199
U.S. Route 199 is a U.S. highway in northern California and southern Oregon that connects U.S. Route 101 near Crescent City to Interstate 5 near Grants Pass, serving as a key route through the rugged interior.
-
E.
U.S. Route 97
U.S. Route 97 is a major north–south U.S. highway in the Pacific Northwest that runs through central Oregon and Washington, serving as a key regional transportation corridor.
- 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: US 99 Target entity description: US 99 was a major former north–south U.S. highway that ran along the West Coast, primarily through California, and served as a key predecessor to parts of today’s Interstate 5.
-
A.
US 98
US 98 is a major east–west U.S. highway running across the Gulf Coast region, primarily through Florida, Alabama, and Mississippi.
-
B.
US 92
US 92 is a major east–west U.S. highway running across central Florida, connecting cities such as St. Petersburg, Tampa, and Daytona Beach.
-
C.
US 209
US 209 is a U.S. highway running through Pennsylvania and New York, connecting rural communities, small towns, and scenic areas in the northeastern United States.
-
D.
U.S. Route 199
U.S. Route 199 is a U.S. highway in northern California and southern Oregon that connects U.S. Route 101 near Crescent City to Interstate 5 near Grants Pass, serving as a key route through the rugged interior.
-
E.
U.S. Route 97
U.S. Route 97 is a major north–south U.S. highway in the Pacific Northwest that runs through central Oregon and Washington, serving as a key regional transportation corridor.
- F. None of above. chosen
Statements (46)
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: US 99 Description of subject: US 99 was a major former north–south U.S. highway that ran along the West Coast, primarily through California, and served as a key predecessor to parts of today’s Interstate 5.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
historic U.S. Route 99
subject linked to:
Federal Highway U.S. Route 99