Assertion: assault rifle's design | /r/CapableOf | incorporate trapdoor compartments
Facets:
value: on bottom
type: LOCATION
value: interestingly
type: MANNER
Source sentences:
text: Interestingly, the design also incorporated trapdoor compartments on both the buttstock and bottom of the pistol grip, the latter being a feature that wouldn’t become popular again until the 21st Century.