Assertion: abbey's nave | /r/HasProperty | covered with barrel vaults
Facets:
Source sentences:
text: Distinctive features of French romansque architecture include thick walls with small windows, rounded arches; a long nave covered with barrel vaults; and the use of the groin vault at the intersection of two barrel vaults, all supported by massive columns; a level of tribunes above the galleries on the ground floor, and small windows above the tribunes; and rows of exterior buttresses supporting the walls.