Assertion: continent's mountain range | /r/HasProperty | included as boundary
Facets:
value: between continents
type: LOCATION
Source sentences:
text: Four years later, in 1725, Philip Johan von Strahlenberg was the first to depart from the classical Don boundary by proposing that mountain ranges could be included as boundaries between continents whenever there were deemed to be no suitable waterways, the Ob and Irtysh Rivers notwithstanding.