Assertion: fortress's tower | /r/HasProperty | two identical spaces
Facets:
value: for protection against gas attacks
type: PURPOSE
value: in its design
type: OTHER
Source sentences:
text: This tower, containing six levels below the rooftop, includes in its design, as part of its air-raid shelter, two identical spaces for protection against gas attacks, one on the first floor (above ground level) and the other on the second floor.