Assertion: aqueduct's length | /r/CapableOf | run for eight miles
Facets:
value: in the channel of aqua alexandrina
type: LOCATION
value: underground
type: LOCATION
value: from its source
type: OTHER
Source sentences:
text: Its length is fifteen miles (24 km), running underground for eight miles (13 km) from its source, first in the channel of Aqua Alexandrina, then alternating on the arches of the Aqua Claudia and the Aqua Marcia for seven miles (11 km) to its terminus at the Fontana dell'Acqua Felice on the Quirinal Hill, standing to one side of the Strada Pia (now Via del Quirinale), so as to form a piazza in this still new part of Rome.