Assertion: floor | /r/HasAspect | dual slabs
Facets:
value: between upper slab
type: LOCATION
value: between base floor
type: LOCATION
value: in many cases
type: TEMPORAL
Source sentences:
text: However, the floor has in many cases dual slabs to provide, between a lower slab and upper slab or base floor, a space for arranging pipes and complicated wiring of the machines, and it is the lower slab to which the support springs are fixed in order to avoid considerable reinforcement to stanchions which support the base floor.