Maryland Route 231

E690100

state highway

Maryland Route 231 is a state highway in southern Maryland that crosses the Patuxent River and connects communities such as Prince Frederick with major routes in Calvert and Charles counties.

Try in SPARQL Jump to: Surface forms Statements Referenced by

All labels observed (1)

Label	Occurrences
Maryland Route 231 canonical	5

Statements (31)

Predicate	Object
instanceOf	state highway ⓘ
bridgeName	Benedict Bridge NERFINISHED ⓘ
connectsCommunity	Benedict, Maryland NERFINISHED ⓘ Hughesville, Maryland NERFINISHED ⓘ Prince Frederick, Maryland NERFINISHED ⓘ
connectsTo	major routes in Calvert County, Maryland ⓘ major routes in Charles County, Maryland ⓘ
country	United States of America ⓘ surface form: United States
crosses	Patuxent River NERFINISHED ⓘ
crossesVia	Benedict Bridge NERFINISHED ⓘ
easternTerminus	Prince Frederick, Maryland NERFINISHED ⓘ
hasBridge	Benedict Bridge NERFINISHED ⓘ
highwayNumber	231 ⓘ
highwayType	MD NERFINISHED ⓘ
junctionWith	Maryland Route 2 NERFINISHED ⓘ Maryland Route 4 NERFINISHED ⓘ Maryland Route 5 NERFINISHED ⓘ U.S. Route 301 NERFINISHED ⓘ
locatedInCounty	Calvert County, Maryland NERFINISHED ⓘ Charles County, Maryland NERFINISHED ⓘ
locatedInRegion	Southern Maryland NERFINISHED ⓘ
maintainedBy	Maryland State Highway Administration NERFINISHED ⓘ
passesNear	Benedict, Maryland NERFINISHED ⓘ
passesThrough	rural areas of Southern Maryland ⓘ
regionServed	Calvert County, Maryland NERFINISHED ⓘ Charles County, Maryland NERFINISHED ⓘ
riverCrossed	Patuxent River NERFINISHED ⓘ
roadClassification	primary state highway ⓘ
servesAs	east–west connector ⓘ
state	Maryland ⓘ
westernTerminus	near Hughesville, Maryland ⓘ

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: Maryland Route 231
Description of subject: Maryland Route 231 is a state highway in southern Maryland that crosses the Patuxent River and connects communities such as Prince Frederick with major routes in Calvert and Charles counties.

Referenced by (5)

Full triples — surface form annotated when it differs from this entity's canonical label.

Prince Frederick, Maryland → servedByHighway → Maryland Route 231 ⓘ

Hughesville, Maryland → roadJunctionOf → Maryland Route 231 ⓘ

Benedict, Maryland → hasTransportation → Maryland Route 231 ⓘ

Barstow, Maryland → locatedOnTransportationRoute → Maryland Route 231 ⓘ

Maryland Route 4 → connectsTo → Maryland Route 231 ⓘ