Disambiguation evidence for Carboniferous period via surface form

"Pennsylvanian"

Triples (3)

Triples where some other subject referred to this entity as "Pennsylvanian".

Pennsylvania → demonym →
"Pennsylvanian"
↳ resolves to Carboniferous period
ⓘ
Colony of Pennsylvania → demonym →
"Pennsylvanian"
↳ resolves to Carboniferous period
ⓘ
Harrisburg–Philadelphia–New York City → usedByService →
"Pennsylvanian"
↳ resolves to Carboniferous period
ⓘ