Delaware–Maryland boundary

GPTKB entity

Predicate	Object
gptkbp:instanceOf	gptkb:bridge
gptkbp:establishedBy	gptkb:Mason–Dixon_survey
gptkbp:establishedIn	1760s
gptkbp:includes	gptkb:Mason–Dixon_line gptkb:Transpeninsular_Line gptkb:Twelve-Mile_Circle
gptkbp:length	approximately 80 miles
gptkbp:partOf	gptkb:United_States
gptkbp:relatedTo	gptkb:Delaware–Pennsylvania_boundary gptkb:Maryland–Pennsylvania_boundary
gptkbp:separates	gptkb:Delaware gptkb:Maryland
gptkbp:bfsParent	gptkb:Mason_Dixon
gptkbp:bfsLayer	6
https://www.w3.org/2000/01/rdf-schema#label	Delaware–Maryland boundary